Fait général: 5557 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 5557 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 5557 is a boring number.
Date historique: March 19th is the day in 1966 that Texas Western becomes the first college basketball team to win the Final Four with an all-black starting lineup.