51436562572425 has 96 divisors (see below), whose sum is σ = 86025890740608. Its totient is φ = 27116758609920.

The previous prime is 51436562572397. The next prime is 51436562572477. The reversal of 51436562572425 is 52427526563415.

It is not a de Polignac number, because 51436562572425 - 2⁵ = 51436562572393 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13349741799 + ... + 13349745651.

It is an arithmetic number, because the mean of its divisors is an integer number (896103028548).

Almost surely, 2^{51436562572425} is an apocalyptic number.

It is an amenable number.

51436562572425 is a deficient number, since it is larger than the sum of its proper divisors (34589328168183).

51436562572425 is a wasteful number, since it uses less digits than its factorization.

51436562572425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7819 (or 7814 counting only the distinct ones).

The product of its digits is 60480000, while the sum is 57.

The spelling of 51436562572425 in words is "fifty-one trillion, four hundred thirty-six billion, five hundred sixty-two million, five hundred seventy-two thousand, four hundred twenty-five".