56803955263 has 4 divisors (see below), whose sum is σ = 61967951208. Its totient is φ = 51639959320.

The previous prime is 56803955231. The next prime is 56803955269. The reversal of 56803955263 is 36255930865.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56803955263 - 2⁵ = 56803955231 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56803955263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56803955269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2581997956 + ... + 2581997977.

It is an arithmetic number, because the mean of its divisors is an integer number (15491987802).

Almost surely, 2^56803955263 is an apocalyptic number.

56803955263 is a deficient number, since it is larger than the sum of its proper divisors (5163995945).

56803955263 is a wasteful number, since it uses less digits than its factorization.

56803955263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5163995944.

The product of its (nonzero) digits is 5832000, while the sum is 52.

The spelling of 56803955263 in words is "fifty-six billion, eight hundred three million, nine hundred fifty-five thousand, two hundred sixty-three".