56576631233 has 4 divisors (see below), whose sum is σ = 56577223620. Its totient is φ = 56576038848.

The previous prime is 56576631229. The next prime is 56576631257. The reversal of 56576631233 is 33213667565.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 17644605889 + 38932025344 = 132833^2 + 197312^2 .

It is a cyclic number.

It is not a de Polignac number, because 56576631233 - 2² = 56576631229 is a prime.

It is a super-2 number, since 2×56576631233² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56576631203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116660 + ... + 356037.

It is an arithmetic number, because the mean of its divisors is an integer number (14144305905).

Almost surely, 2^56576631233 is an apocalyptic number.

It is an amenable number.

56576631233 is a deficient number, since it is larger than the sum of its proper divisors (592387).

56576631233 is a wasteful number, since it uses less digits than its factorization.

56576631233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592386.

The product of its digits is 2041200, while the sum is 47.

The spelling of 56576631233 in words is "fifty-six billion, five hundred seventy-six million, six hundred thirty-one thousand, two hundred thirty-three".