51516073060 has 24 divisors (see below), whose sum is σ = 108750168576. Its totient is φ = 20498540640.

The previous prime is 51516073039. The next prime is 51516073151. The reversal of 51516073060 is 6037061515.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6739122 + ... + 6746761.

It is an arithmetic number, because the mean of its divisors is an integer number (4531257024).

Almost surely, 2^51516073060 is an apocalyptic number.

It is an amenable number.

51516073060 is an abundant number, since it is smaller than the sum of its proper divisors (57234095516).

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

51516073060 is a wasteful number, since it uses less digits than its factorization.

51516073060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13486083 (or 13486081 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 34.

The spelling of 51516073060 in words is "fifty-one billion, five hundred sixteen million, seventy-three thousand, sixty".