50972639824 has 20 divisors (see below), whose sum is σ = 101945280640. Its totient is φ = 24664180320.

The previous prime is 50972639779. The next prime is 50972639849. The reversal of 50972639824 is 42893627905.

50972639824 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 51383214 + ... + 51384205.

It is an arithmetic number, because the mean of its divisors is an integer number (5097264032).

Almost surely, 2^50972639824 is an apocalyptic number.

It is an amenable number.

50972639824 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

50972639824 is a wasteful number, since it uses less digits than its factorization.

50972639824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102767458 (or 102767452 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 50972639824 in words is "fifty billion, nine hundred seventy-two million, six hundred thirty-nine thousand, eight hundred twenty-four".