79156228299 has 16 divisors (see below), whose sum is σ = 105662054400. Its totient is φ = 52710650496.

The previous prime is 79156228279. The next prime is 79156228303. The reversal of 79156228299 is 99282265197.

It is a de Polignac number, because none of the positive numbers 2^k-79156228299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (79156228279) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15460662 + ... + 15465780.

It is an arithmetic number, because the mean of its divisors is an integer number (6603878400).

Almost surely, 2^79156228299 is an apocalyptic number.

79156228299 is a deficient number, since it is larger than the sum of its proper divisors (26505826101).

79156228299 is a wasteful number, since it uses less digits than its factorization.

79156228299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9994.

The product of its digits is 9797760, while the sum is 60.

The spelling of 79156228299 in words is "seventy-nine billion, one hundred fifty-six million, two hundred twenty-eight thousand, two hundred ninety-nine".