51179596964 has 48 divisors (see below), whose sum is σ = 95406474240. Its totient is φ = 23970170400.

The previous prime is 51179596961. The next prime is 51179596991. The reversal of 51179596964 is 46969597115.

51179596964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×51179596964² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51179596897 and 51179596906.

It is not an unprimeable number, because it can be changed into a prime (51179596961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1409639 + ... + 1445489.

It is an arithmetic number, because the mean of its divisors is an integer number (1987634880).

Almost surely, 2^51179596964 is an apocalyptic number.

It is an amenable number.

51179596964 is a deficient number, since it is larger than the sum of its proper divisors (44226877276).

51179596964 is a wasteful number, since it uses less digits than its factorization.

51179596964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36200 (or 36198 counting only the distinct ones).

The product of its digits is 18370800, while the sum is 62.

The spelling of 51179596964 in words is "fifty-one billion, one hundred seventy-nine million, five hundred ninety-six thousand, nine hundred sixty-four".