51706116025 has 24 divisors (see below), whose sum is σ = 65201451840. Its totient is φ = 40666781760.

The previous prime is 51706116017. The next prime is 51706116031. The reversal of 51706116025 is 52061160715.

It is not a de Polignac number, because 51706116025 - 2³ = 51706116017 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 822252 + ... + 882898.

It is an arithmetic number, because the mean of its divisors is an integer number (2716727160).

Almost surely, 2^51706116025 is an apocalyptic number.

It is an amenable number.

51706116025 is a deficient number, since it is larger than the sum of its proper divisors (13495335815).

51706116025 is a wasteful number, since it uses less digits than its factorization.

51706116025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61233 (or 61228 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 34.

The spelling of 51706116025 in words is "fifty-one billion, seven hundred six million, one hundred sixteen thousand, twenty-five".