79183879412 has 24 divisors (see below), whose sum is σ = 154856282112. Its totient is φ = 35114801600.

The previous prime is 79183879399. The next prime is 79183879477. The reversal of 79183879412 is 21497838197.

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, 21944948 + ... + 21948555.

It is an arithmetic number, because the mean of its divisors is an integer number (6452345088).

Almost surely, 2^79183879412 is an apocalyptic number.

It is an amenable number.

79183879412 is a deficient number, since it is larger than the sum of its proper divisors (75672402700).

79183879412 is a wasteful number, since it uses less digits than its factorization.

79183879412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43893559 (or 43893557 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 59.

The spelling of 79183879412 in words is "seventy-nine billion, one hundred eighty-three million, eight hundred seventy-nine thousand, four hundred twelve".