Fait général: 54907 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 54907 is an unremarkable number.
Culture générale: 54907 is a boring number.
Date historique: April 30th is the day in 1006 that Supernova SN 1006, the brightest supernova in recorded history, appears in the constellation Lupus.