51368412133612 has 12 divisors (see below), whose sum is σ = 102736824267280. Its totient is φ = 22015033771536.

The previous prime is 51368412133601. The next prime is 51368412133613. The reversal of 51368412133612 is 21633121486315.

51368412133612 is an admirable number.

It is a super-2 number, since 2×51368412133612² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51368412133613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917293073787 + ... + 917293073842.

Almost surely, 2^{51368412133612} is an apocalyptic number.

It is an amenable number.

51368412133612 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

51368412133612 is a wasteful number, since it uses less digits than its factorization.

51368412133612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1834586147640 (or 1834586147638 counting only the distinct ones).

The product of its digits is 622080, while the sum is 46.

The spelling of 51368412133612 in words is "fifty-one trillion, three hundred sixty-eight billion, four hundred twelve million, one hundred thirty-three thousand, six hundred twelve".