51316462184808 has 64 divisors (see below), whose sum is σ = 130550383782720. Its totient is φ = 16806842624000.

The previous prime is 51316462184789. The next prime is 51316462184831. The reversal of 51316462184808 is 80848126461315.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80484585 + ... + 81119672.

It is an arithmetic number, because the mean of its divisors is an integer number (2039849746605).

Almost surely, 2^{51316462184808} is an apocalyptic number.

It is an amenable number.

51316462184808 is an abundant number, since it is smaller than the sum of its proper divisors (79233921597912).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51316462184808 is a wasteful number, since it uses less digits than its factorization.

51316462184808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161604498 (or 161604494 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 57.

The spelling of 51316462184808 in words is "fifty-one trillion, three hundred sixteen billion, four hundred sixty-two million, one hundred eighty-four thousand, eight hundred eight".