57755564 has 12 divisors (see below), whose sum is σ = 101127264. Its totient is φ = 28862064.

The previous prime is 57755563. The next prime is 57755567. The reversal of 57755564 is 46555775.

It is not an unprimeable number, because it can be changed into a prime (57755563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9242 + ... + 14174.

It is an arithmetic number, because the mean of its divisors is an integer number (8427272).

Almost surely, 2^57755564 is an apocalyptic number.

It is an amenable number.

57755564 is a deficient number, since it is larger than the sum of its proper divisors (43371700).

57755564 is a wasteful number, since it uses less digits than its factorization.

57755564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7864 (or 7862 counting only the distinct ones).

The product of its digits is 735000, while the sum is 44.

The square root of 57755564 is about 7599.7081522911. The cubic root of 57755564 is about 386.5431158308.

The spelling of 57755564 in words is "fifty-seven million, seven hundred fifty-five thousand, five hundred sixty-four".