79079922994 has 4 divisors (see below), whose sum is σ = 118619884494. Its totient is φ = 39539961496.

The previous prime is 79079922979. The next prime is 79079923067. The reversal of 79079922994 is 49922997097.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 40355586769 + 38724336225 = 200887^2 + 196785^2 .

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19769980747 + ... + 19769980750.

Almost surely, 2^79079922994 is an apocalyptic number.

79079922994 is a deficient number, since it is larger than the sum of its proper divisors (39539961500).

79079922994 is a wasteful number, since it uses less digits than its factorization.

79079922994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39539961499.

The product of its (nonzero) digits is 46294416, while the sum is 67.

The spelling of 79079922994 in words is "seventy-nine billion, seventy-nine million, nine hundred twenty-two thousand, nine hundred ninety-four".