51372981674 has 8 divisors (see below), whose sum is σ = 88067968608. Its totient is φ = 22016992140.

The previous prime is 51372981637. The next prime is 51372981689. The reversal of 51372981674 is 47618927315.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1834749332 + ... + 1834749359.

It is an arithmetic number, because the mean of its divisors is an integer number (11008496076).

Almost surely, 2^51372981674 is an apocalyptic number.

51372981674 is a deficient number, since it is larger than the sum of its proper divisors (36694986934).

51372981674 is a wasteful number, since it uses less digits than its factorization.

51372981674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3669498700.

The product of its digits is 2540160, while the sum is 53.

The spelling of 51372981674 in words is "fifty-one billion, three hundred seventy-two million, nine hundred eighty-one thousand, six hundred seventy-four".