Fait général: 55377 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 55377 is a boring number.
Culture générale: 55377 is a boring number.
Date historique: August 13th is the day in 1979 that the roof of the uncompleted Rosemont Horizon near Chicago, Illinois collapses, killing 5 workers and injuring 16.