51375184265512 has 32 divisors (see below), whose sum is σ = 96634959277320. Its totient is φ = 25605866177280.

The previous prime is 51375184265501. The next prime is 51375184265549. The reversal of 51375184265512 is 21556248157315.

It can be written as a sum of positive squares in 4 ways, for example, as 37787158059876 + 13588026205636 = 6147126^2 + 3686194^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100874062 + ... + 101382082.

Almost surely, 2^{51375184265512} is an apocalyptic number.

It is an amenable number.

51375184265512 is a deficient number, since it is larger than the sum of its proper divisors (45259775011808).

51375184265512 is a wasteful number, since it uses less digits than its factorization.

51375184265512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548221 (or 548217 counting only the distinct ones).

The product of its digits is 10080000, while the sum is 55.

The spelling of 51375184265512 in words is "fifty-one trillion, three hundred seventy-five billion, one hundred eighty-four million, two hundred sixty-five thousand, five hundred twelve".