51376426412 has 12 divisors (see below), whose sum is σ = 89915511840. Its totient is φ = 25686280176.

The previous prime is 51376426301. The next prime is 51376426429. The reversal of 51376426412 is 21462467315.

It is a self number, because there is not a number n which added to its sum of digits gives 51376426412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422612 + ... + 530427.

It is an arithmetic number, because the mean of its divisors is an integer number (7492959320).

Almost surely, 2^51376426412 is an apocalyptic number.

It is an amenable number.

51376426412 is a deficient number, since it is larger than the sum of its proper divisors (38539085428).

51376426412 is a wasteful number, since it uses less digits than its factorization.

51376426412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966520 (or 966518 counting only the distinct ones).

The product of its digits is 241920, while the sum is 41.

The spelling of 51376426412 in words is "fifty-one billion, three hundred seventy-six million, four hundred twenty-six thousand, four hundred twelve".