56633196817 has 16 divisors (see below), whose sum is σ = 58801581520. Its totient is φ = 54500179968.

The previous prime is 56633196797. The next prime is 56633196833. The reversal of 56633196817 is 71869133665.

It can be written as a sum of positive squares in 8 ways, for example, as 43393472721 + 13239724096 = 208311^2 + 115064^2 .

It is a cyclic number.

It is not a de Polignac number, because 56633196817 - 2⁷ = 56633196689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56633196877) 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, 2314873 + ... + 2339209.

It is an arithmetic number, because the mean of its divisors is an integer number (3675098845).

Almost surely, 2^56633196817 is an apocalyptic number.

It is an amenable number.

56633196817 is a deficient number, since it is larger than the sum of its proper divisors (2168384703).

56633196817 is a wasteful number, since it uses less digits than its factorization.

56633196817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25060.

The product of its digits is 4898880, while the sum is 55.

The spelling of 56633196817 in words is "fifty-six billion, six hundred thirty-three million, one hundred ninety-six thousand, eight hundred seventeen".