51630311426056 has 32 divisors (see below), whose sum is σ = 105926511005280. Its totient is φ = 23397422083200.

The previous prime is 51630311426041. The next prime is 51630311426171. The reversal of 51630311426056 is 65062411303615.

51630311426056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 886236861 + ... + 886295116.

It is an arithmetic number, because the mean of its divisors is an integer number (3310203468915).

Almost surely, 2^{51630311426056} is an apocalyptic number.

It is an amenable number.

51630311426056 is an abundant number, since it is smaller than the sum of its proper divisors (54296199579224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51630311426056 is a wasteful number, since it uses less digits than its factorization.

51630311426056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772532325 (or 1772532321 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 51630311426056 in words is "fifty-one trillion, six hundred thirty billion, three hundred eleven million, four hundred twenty-six thousand, fifty-six".