51813102976 has 32 divisors (see below), whose sum is σ = 103232000880. Its totient is φ = 25903895040.

The previous prime is 51813102959. The next prime is 51813103031. The reversal of 51813102976 is 67920131815.

It is a tau number, because it is divible by the number of its divisors (32).

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, 1991685 + ... + 2017531.

Almost surely, 2^51813102976 is an apocalyptic number.

It is an amenable number.

51813102976 is a deficient number, since it is larger than the sum of its proper divisors (51418897904).

51813102976 is a wasteful number, since it uses less digits than its factorization.

51813102976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41522 (or 41510 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 43.

The spelling of 51813102976 in words is "fifty-one billion, eight hundred thirteen million, one hundred two thousand, nine hundred seventy-six".