- In mathematics, 25 is the 89th and 90th number of pi.
- In 2008, Francesco Boggain set a Guinness World Record by making 25 tortelloni in 3 minutes.
- The 25th day of December is celebrated as Christmas worldwide.
- American rapper Tupac Shakur passed away at age 25.
- The silver wedding anniversary celebrates 25 years of marriage.
- There are 25 playable characters in Mario Kart.
- In Portugal, the maximum life sentence is 25 years prison.
- “The 25th Hour” is a 2002 American drama film.
- A polygon with 25 sides is called an icosikaipentagon.
- The national board game of India is pachisi, which is Hindi for “25.”
- The 25th Amendment states that in case of removal of the President from office or of their death or resignation, the Vice President shall become President.
- Eric Buran’s classroom is room 25.
- The 25th president of the U.S. was William McKinely, Jr.
- In jewelry, 6 carats is equal to 25 percent gold mass.
- In Roman numerals, 25 is XXV.
- Queen Alexandra, the late queen of the United Kingdom, had a birdwing butterfly that is the largest known butterfly in the world; it weighs 25 grams.
- 25 is an odd composite number.
- A standard soda can hold around 355 milliliters (12 fluid ounces), which is about 25% of a liter.
- Manganese is the 25th element on the periodic table.
- Denise Stapley was the winner of the 25th season of Survivor.
- The number of Florida electoral votes that won the U.S. presidential election in 2000 was 25.
- World Pasta Day is held on October 25th every year.
- Adele’s album 25 reflects on her experiences and growth.
- Arkansas was the 25th state to join the U.S.
- As of 2024, Mexico is the 25th happiest country in the world.
