51700720304 has 40 divisors (see below), whose sum is σ = 100597891680. Its totient is φ = 25740205568.

The previous prime is 51700720273. The next prime is 51700720327. The reversal of 51700720304 is 40302700715.

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, 3833477 + ... + 3846939.

It is an arithmetic number, because the mean of its divisors is an integer number (2514947292).

Almost surely, 2^51700720304 is an apocalyptic number.

It is an amenable number.

51700720304 is a deficient number, since it is larger than the sum of its proper divisors (48897171376).

51700720304 is a wasteful number, since it uses less digits than its factorization.

51700720304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14477 (or 14471 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 29.

The spelling of 51700720304 in words is "fifty-one billion, seven hundred million, seven hundred twenty thousand, three hundred four".