79555976708 has 12 divisors (see below), whose sum is σ = 149932417740. Its totient is φ = 36718143072.

The previous prime is 79555976693. The next prime is 79555976741. The reversal of 79555976708 is 80767955597.

It can be written as a sum of positive squares in 2 ways, for example, as 19245457984 + 60310518724 = 138728^2 + 245582^2 .

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, 764961263 + ... + 764961366.

It is an arithmetic number, because the mean of its divisors is an integer number (12494368145).

Almost surely, 2^79555976708 is an apocalyptic number.

It is an amenable number.

79555976708 is a deficient number, since it is larger than the sum of its proper divisors (70376441032).

79555976708 is a wasteful number, since it uses less digits than its factorization.

79555976708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1529922646 (or 1529922644 counting only the distinct ones).

The product of its (nonzero) digits is 166698000, while the sum is 68.

The spelling of 79555976708 in words is "seventy-nine billion, five hundred fifty-five million, nine hundred seventy-six thousand, seven hundred eight".