56776616602501 has 16 divisors (see below), whose sum is σ = 61693394944000. Its totient is φ = 52052727610800.

The previous prime is 56776616602441. The next prime is 56776616602513. The reversal of 56776616602501 is 10520661667765.

It is a cyclic number.

It is not a de Polignac number, because 56776616602501 - 2¹⁵ = 56776616569733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56776616602001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63639616 + ... + 64525606.

It is an arithmetic number, because the mean of its divisors is an integer number (3855837184000).

Almost surely, 2^{56776616602501} is an apocalyptic number.

It is an amenable number.

56776616602501 is a deficient number, since it is larger than the sum of its proper divisors (4916778341499).

56776616602501 is a wasteful number, since it uses less digits than its factorization.

56776616602501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994840.

The product of its (nonzero) digits is 19051200, while the sum is 58.

The spelling of 56776616602501 in words is "fifty-six trillion, seven hundred seventy-six billion, six hundred sixteen million, six hundred two thousand, five hundred one".