51601019792 has 40 divisors (see below), whose sum is σ = 114560971200. Its totient is φ = 22056354432.

The previous prime is 51601019773. The next prime is 51601019849. The reversal of 51601019792 is 29791010615.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 565367 + ... + 650262.

It is an arithmetic number, because the mean of its divisors is an integer number (2864024280).

Almost surely, 2^51601019792 is an apocalyptic number.

It is an amenable number.

51601019792 is an abundant number, since it is smaller than the sum of its proper divisors (62959951408).

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

51601019792 is a wasteful number, since it uses less digits than its factorization.

51601019792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1216023 (or 1216017 counting only the distinct ones).

The product of its (nonzero) digits is 34020, while the sum is 41.

The spelling of 51601019792 in words is "fifty-one billion, six hundred one million, nineteen thousand, seven hundred ninety-two".