79541559604 has 72 divisors (see below), whose sum is σ = 152263964160. Its totient is φ = 36339264000.

The previous prime is 79541559583. The next prime is 79541559649. The reversal of 79541559604 is 40695514597.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37678509 + ... + 37680619.

It is an arithmetic number, because the mean of its divisors is an integer number (2114777280).

Almost surely, 2^79541559604 is an apocalyptic number.

It is an amenable number.

79541559604 is a deficient number, since it is larger than the sum of its proper divisors (72722404556).

79541559604 is a wasteful number, since it uses less digits than its factorization.

79541559604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2681 (or 2666 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 55.

The spelling of 79541559604 in words is "seventy-nine billion, five hundred forty-one million, five hundred fifty-nine thousand, six hundred four".