51504662676 has 12 divisors (see below), whose sum is σ = 120177546272. Its totient is φ = 17168220888.

The previous prime is 51504662659. The next prime is 51504662681. The reversal of 51504662676 is 67626640515.

It is a tau number, because it is divible by the number of its divisors (12).

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, 2146027600 + ... + 2146027623.

Almost surely, 2^51504662676 is an apocalyptic number.

It is an amenable number.

51504662676 is an abundant number, since it is smaller than the sum of its proper divisors (68672883596).

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

51504662676 is a wasteful number, since it uses less digits than its factorization.

51504662676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4292055230 (or 4292055228 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 48.

The spelling of 51504662676 in words is "fifty-one billion, five hundred four million, six hundred sixty-two thousand, six hundred seventy-six".