51118634611466 has 16 divisors (see below), whose sum is σ = 77017679392320. Its totient is φ = 25446080484480.

The previous prime is 51118634611393. The next prime is 51118634611477. The reversal of 51118634611466 is 66411643681115.

It is a super-2 number, since 2×51118634611466² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16893851 + ... + 19688561.

It is an arithmetic number, because the mean of its divisors is an integer number (4813604962020).

Almost surely, 2^{51118634611466} is an apocalyptic number.

51118634611466 is a deficient number, since it is larger than the sum of its proper divisors (25899044780854).

51118634611466 is a wasteful number, since it uses less digits than its factorization.

51118634611466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2835229.

The product of its digits is 2488320, while the sum is 53.

The spelling of 51118634611466 in words is "fifty-one trillion, one hundred eighteen billion, six hundred thirty-four million, six hundred eleven thousand, four hundred sixty-six".