56636063665 has 16 divisors (see below), whose sum is σ = 69009091200. Its totient is φ = 44616337920.

The previous prime is 56636063641. The next prime is 56636063681.

56636063665 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56636063665 - 2¹¹ = 56636061617 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 196891 + ... + 389920.

It is an arithmetic number, because the mean of its divisors is an integer number (4313068200).

Almost surely, 2^56636063665 is an apocalyptic number.

It is an amenable number.

56636063665 is a deficient number, since it is larger than the sum of its proper divisors (12373027535).

56636063665 is a wasteful number, since it uses less digits than its factorization.

56636063665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587112.

The product of its (nonzero) digits is 10497600, while the sum is 52.

The spelling of 56636063665 in words is "fifty-six billion, six hundred thirty-six million, sixty-three thousand, six hundred sixty-five".