56865403235 has 16 divisors (see below), whose sum is σ = 69362853120. Its totient is φ = 44748042240.

The previous prime is 56865403229. The next prime is 56865403237. The reversal of 56865403235 is 53230456865.

It is not a de Polignac number, because 56865403235 - 2¹⁶ = 56865337699 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56865403235.

It is not an unprimeable number, because it can be changed into a prime (56865403237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 245171 + ... + 416940.

It is an arithmetic number, because the mean of its divisors is an integer number (4335178320).

Almost surely, 2^56865403235 is an apocalyptic number.

56865403235 is a deficient number, since it is larger than the sum of its proper divisors (12497449885).

56865403235 is a wasteful number, since it uses less digits than its factorization.

56865403235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662398.

The product of its (nonzero) digits is 2592000, while the sum is 47.

The spelling of 56865403235 in words is "fifty-six billion, eight hundred sixty-five million, four hundred three thousand, two hundred thirty-five".