51676632172 has 12 divisors (see below), whose sum is σ = 98655388776. Its totient is φ = 23489378240.

The previous prime is 51676632143. The next prime is 51676632173. The reversal of 51676632172 is 27123667615.

It is not an unprimeable number, because it can be changed into a prime (51676632173) 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, 587234413 + ... + 587234500.

It is an arithmetic number, because the mean of its divisors is an integer number (8221282398).

Almost surely, 2^51676632172 is an apocalyptic number.

It is an amenable number.

51676632172 is a deficient number, since it is larger than the sum of its proper divisors (46978756604).

51676632172 is a wasteful number, since it uses less digits than its factorization.

51676632172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174468928 (or 1174468926 counting only the distinct ones).

The product of its digits is 635040, while the sum is 46.

The spelling of 51676632172 in words is "fifty-one billion, six hundred seventy-six million, six hundred thirty-two thousand, one hundred seventy-two".