51568636483812 has 96 divisors (see below), whose sum is σ = 141884570419200. Its totient is φ = 14272911948672.

The previous prime is 51568636483789. The next prime is 51568636483843. The reversal of 51568636483812 is 21838463686515.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72960012 + ... + 73663427.

It is an arithmetic number, because the mean of its divisors is an integer number (1477964275200).

Almost surely, 2^{51568636483812} is an apocalyptic number.

It is an amenable number.

51568636483812 is an abundant number, since it is smaller than the sum of its proper divisors (90315933935388).

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

51568636483812 is a wasteful number, since it uses less digits than its factorization.

51568636483812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146623585 (or 146623583 counting only the distinct ones).

The product of its digits is 199065600, while the sum is 66.

The spelling of 51568636483812 in words is "fifty-one trillion, five hundred sixty-eight billion, six hundred thirty-six million, four hundred eighty-three thousand, eight hundred twelve".