56357556077580 has 24 divisors (see below), whose sum is σ = 157801157017392. Its totient is φ = 15028681620672.

The previous prime is 56357556077573. The next prime is 56357556077609. The reversal of 56357556077580 is 8577065575365.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 469646300587 + ... + 469646300706.

It is an arithmetic number, because the mean of its divisors is an integer number (6575048209058).

Almost surely, 2^{56357556077580} is an apocalyptic number.

It is an amenable number.

56357556077580 is an abundant number, since it is smaller than the sum of its proper divisors (101443600939812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56357556077580 is a wasteful number, since it uses less digits than its factorization.

56357556077580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 939292601305 (or 939292601303 counting only the distinct ones).

The product of its (nonzero) digits is 926100000, while the sum is 69.

The spelling of 56357556077580 in words is "fifty-six trillion, three hundred fifty-seven billion, five hundred fifty-six million, seventy-seven thousand, five hundred eighty".