51301421125125 has 32 divisors (see below), whose sum is σ = 86210768427264. Its totient is φ = 27089859320000.

The previous prime is 51301421125117. The next prime is 51301421125181. The reversal of 51301421125125 is 52152112410315.

51301421125125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51301421125125 - 2³ = 51301421125117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 677208609 + ... + 677284358.

It is an arithmetic number, because the mean of its divisors is an integer number (2694086513352).

Almost surely, 2^{51301421125125} is an apocalyptic number.

It is an amenable number.

51301421125125 is a deficient number, since it is larger than the sum of its proper divisors (34909347302139).

51301421125125 is a wasteful number, since it uses less digits than its factorization.

51301421125125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1354493086 (or 1354493076 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 33.

The spelling of 51301421125125 in words is "fifty-one trillion, three hundred one billion, four hundred twenty-one million, one hundred twenty-five thousand, one hundred twenty-five".