79081966804 has 24 divisors (see below), whose sum is σ = 139506232320. Its totient is φ = 39223146816.

The previous prime is 79081966787. The next prime is 79081966861. The reversal of 79081966804 is 40866918097.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4913979 + ... + 4930045.

It is an arithmetic number, because the mean of its divisors is an integer number (5812759680).

Almost surely, 2^79081966804 is an apocalyptic number.

It is an amenable number.

79081966804 is a deficient number, since it is larger than the sum of its proper divisors (60424265516).

79081966804 is a wasteful number, since it uses less digits than its factorization.

79081966804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25887 (or 25885 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 58.

The spelling of 79081966804 in words is "seventy-nine billion, eighty-one million, nine hundred sixty-six thousand, eight hundred four".