56346653251 has 16 divisors (see below), whose sum is σ = 69168832000. Its totient is φ = 45755171784.

The previous prime is 56346653197. The next prime is 56346653263. The reversal of 56346653251 is 15235664365.

It is not a de Polignac number, because 56346653251 - 2¹⁹ = 56346128963 is a prime.

It is the 237375-th Hogben number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56346653281) by changing a digit.

It is a nontrivial repunit in base 237374.

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 15 ways as a sum of consecutive naturals, for example, 4316535 + ... + 4329568.

It is an arithmetic number, because the mean of its divisors is an integer number (4323052000).

Almost surely, 2^56346653251 is an apocalyptic number.

56346653251 is a deficient number, since it is larger than the sum of its proper divisors (12822178749).

56346653251 is an equidigital number, since it uses as much as digits as its factorization.

56346653251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8646143 (or 8646129 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 46.

The spelling of 56346653251 in words is "fifty-six billion, three hundred forty-six million, six hundred fifty-three thousand, two hundred fifty-one".