51656682356152 has 16 divisors (see below), whose sum is σ = 96856458325200. Its totient is φ = 25828293469440.

The previous prime is 51656682356093. The next prime is 51656682356171. The reversal of 51656682356152 is 25165328665615.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1131577 + ... + 10227112.

It is an arithmetic number, because the mean of its divisors is an integer number (6053528645325).

Almost surely, 2^{51656682356152} is an apocalyptic number.

It is an amenable number.

51656682356152 is a deficient number, since it is larger than the sum of its proper divisors (45199775969048).

51656682356152 is a wasteful number, since it uses less digits than its factorization.

51656682356152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11927166 (or 11927162 counting only the distinct ones).

The product of its digits is 77760000, while the sum is 61.

The spelling of 51656682356152 in words is "fifty-one trillion, six hundred fifty-six billion, six hundred eighty-two million, three hundred fifty-six thousand, one hundred fifty-two".