56600561656 has 16 divisors (see below), whose sum is σ = 106130226600. Its totient is φ = 28299167904.

The previous prime is 56600561621. The next prime is 56600561669. The reversal of 56600561656 is 65616500665.

56600561656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101511 + ... + 351433.

Almost surely, 2^56600561656 is an apocalyptic number.

It is an amenable number.

56600561656 is a deficient number, since it is larger than the sum of its proper divisors (49529664944).

56600561656 is a wasteful number, since it uses less digits than its factorization.

56600561656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278238 (or 278234 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 46.

The spelling of 56600561656 in words is "fifty-six billion, six hundred million, five hundred sixty-one thousand, six hundred fifty-six".