Hecho general: 25405 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 25405 is a boring number.
Trivia: 25405 is an uninteresting number.
Fecha histórica: July 21st is the day in 1919 that the dirigible Wingfoot Air Express crashes into the Illinois Trust and Savings Building in Chicago, killing 12 people.