56365788735 has 80 divisors (see below), whose sum is σ = 104036752512. Its totient is φ = 29177971200.

The previous prime is 56365788671. The next prime is 56365788769. The reversal of 56365788735 is 53788756365.

It is a happy number.

56365788735 is a `hidden beast` number, since 56 + 3 + 6 + 578 + 8 + 7 + 3 + 5 = 666.

It is not a de Polignac number, because 56365788735 - 2⁶ = 56365788671 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3262570 + ... + 3279800.

Almost surely, 2^56365788735 is an apocalyptic number.

56365788735 is a deficient number, since it is larger than the sum of its proper divisors (47670963777).

56365788735 is a wasteful number, since it uses less digits than its factorization.

56365788735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17486 (or 17477 counting only the distinct ones).

The product of its digits is 127008000, while the sum is 63.

The spelling of 56365788735 in words is "fifty-six billion, three hundred sixty-five million, seven hundred eighty-eight thousand, seven hundred thirty-five".