51716175872 has 48 divisors (see below), whose sum is σ = 103449036600. Its totient is φ = 25847603200.

The previous prime is 51716175851. The next prime is 51716175899. The reversal of 51716175872 is 27857161715.

It is a self number, because there is not a number n which added to its sum of digits gives 51716175872.

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, 8473622 + ... + 8479722.

Almost surely, 2^51716175872 is an apocalyptic number.

It is an amenable number.

51716175872 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

51716175872 is an equidigital number, since it uses as much as digits as its factorization.

51716175872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10262 (or 10242 counting only the distinct ones).

The product of its digits is 823200, while the sum is 50.

The spelling of 51716175872 in words is "fifty-one billion, seven hundred sixteen million, one hundred seventy-five thousand, eight hundred seventy-two".