51298707608 has 32 divisors (see below), whose sum is σ = 101618884800. Its totient is φ = 24237975552.

The previous prime is 51298707587. The next prime is 51298707623. The reversal of 51298707608 is 80670789215.

It is a self number, because there is not a number n which added to its sum of digits gives 51298707608.

It is a congruent number.

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, 2341385 + ... + 2363192.

It is an arithmetic number, because the mean of its divisors is an integer number (3175590150).

Almost surely, 2^51298707608 is an apocalyptic number.

51298707608 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

51298707608 is a deficient number, since it is larger than the sum of its proper divisors (50320177192).

51298707608 is a wasteful number, since it uses less digits than its factorization.

51298707608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4704659 (or 4704655 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 53.

The spelling of 51298707608 in words is "fifty-one billion, two hundred ninety-eight million, seven hundred seven thousand, six hundred eight".