51163432514356 has 12 divisors (see below), whose sum is σ = 90422502018660. Its totient is φ = 25328431937600.

The previous prime is 51163432514347. The next prime is 51163432514401. The reversal of 51163432514356 is 65341523436115.

It can be written as a sum of positive squares in 2 ways, for example, as 43682846490000 + 7480586024356 = 6609300^2 + 2735066^2 .

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, 63321079441 + ... + 63321080248.

It is an arithmetic number, because the mean of its divisors is an integer number (7535208501555).

Almost surely, 2^{51163432514356} is an apocalyptic number.

It is an amenable number.

51163432514356 is a deficient number, since it is larger than the sum of its proper divisors (39259069504304).

51163432514356 is a wasteful number, since it uses less digits than its factorization.

51163432514356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126642159794 (or 126642159792 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 49.

The spelling of 51163432514356 in words is "fifty-one trillion, one hundred sixty-three billion, four hundred thirty-two million, five hundred fourteen thousand, three hundred fifty-six".