Fatto generale: 57711 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 57711 is an uninteresting number.
Trivia: 57711 is an uninteresting number.
Data storica: January 2nd is the day in 1920 that the second Palmer Raid takes place with another 6,000 suspected communists and anarchists arrested and held without trial.