51233442245644 has 6 divisors (see below), whose sum is σ = 89658523929884. Its totient is φ = 25616721122820.

The previous prime is 51233442245603. The next prime is 51233442245693. The reversal of 51233442245644 is 44654224433215.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6404180280702 + ... + 6404180280709.

Almost surely, 2^{51233442245644} is an apocalyptic number.

It is an amenable number.

51233442245644 is a deficient number, since it is larger than the sum of its proper divisors (38425081684240).

51233442245644 is a wasteful number, since it uses less digits than its factorization.

51233442245644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12808360561415 (or 12808360561413 counting only the distinct ones).

The product of its digits is 11059200, while the sum is 49.

Adding to 51233442245644 its reverse (44654224433215), we get a palindrome (95887666678859).

The spelling of 51233442245644 in words is "fifty-one trillion, two hundred thirty-three billion, four hundred forty-two million, two hundred forty-five thousand, six hundred forty-four".