68912757604 has 24 divisors (see below), whose sum is σ = 122085311040. Its totient is φ = 34031478624.

The previous prime is 68912757587. The next prime is 68912757629. The reversal of 68912757604 is 40675721986.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

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, 1206802 + ... + 1262614.

It is an arithmetic number, because the mean of its divisors is an integer number (5086887960).

Almost surely, 2^68912757604 is an apocalyptic number.

It is an amenable number.

68912757604 is a deficient number, since it is larger than the sum of its proper divisors (53172553436).

68912757604 is a wasteful number, since it uses less digits than its factorization.

68912757604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59619 (or 59617 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 68912757604 in words is "sixty-eight billion, nine hundred twelve million, seven hundred fifty-seven thousand, six hundred four".