56755564 has 12 divisors (see below), whose sum is σ = 99393784. Its totient is φ = 28357344.

The previous prime is 56755553. The next prime is 56755579. The reversal of 56755564 is 46555765.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 56755564.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2347 + ... + 10909.

Almost surely, 2^56755564 is an apocalyptic number.

It is an amenable number.

56755564 is a deficient number, since it is larger than the sum of its proper divisors (42638220).

56755564 is a wasteful number, since it uses less digits than its factorization.

56755564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10224 (or 10222 counting only the distinct ones).

The product of its digits is 630000, while the sum is 43.

The square root of 56755564 is about 7533.6288732589. The cubic root of 56755564 is about 384.2992007670.

The spelling of 56755564 in words is "fifty-six million, seven hundred fifty-five thousand, five hundred sixty-four".