Fatto generale: 1957 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 1957 is the number of permutations of some subset of 6 elements.
Trivia: 1957 is an uninteresting number.
Data storica: May 10th is the day in 1655 that England, with troops under the command of Admiral William Penn and General Robert Venables, annexes Jamaica from Spain.