56573005784 has 8 divisors (see below), whose sum is σ = 106074385860. Its totient is φ = 28286502888.

The previous prime is 56573005751. The next prime is 56573005789. The reversal of 56573005784 is 48750037565.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56573005789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3535812854 + ... + 3535812869.

Almost surely, 2^56573005784 is an apocalyptic number.

It is an amenable number.

56573005784 is a deficient number, since it is larger than the sum of its proper divisors (49501380076).

56573005784 is a wasteful number, since it uses less digits than its factorization.

56573005784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7071625729 (or 7071625725 counting only the distinct ones).

The product of its (nonzero) digits is 3528000, while the sum is 50.

The spelling of 56573005784 in words is "fifty-six billion, five hundred seventy-three million, five thousand, seven hundred eighty-four".