79169090835 has 16 divisors (see below), whose sum is σ = 129760071840. Its totient is φ = 41193672960.

The previous prime is 79169090779. The next prime is 79169090849. The reversal of 79169090835 is 53809096197.

It is not a de Polignac number, because 79169090835 - 2¹¹ = 79169088787 is a prime.

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 in 15 ways as a sum of consecutive naturals, for example, 64364500 + ... + 64365729.

It is an arithmetic number, because the mean of its divisors is an integer number (8110004490).

Almost surely, 2^79169090835 is an apocalyptic number.

79169090835 is a deficient number, since it is larger than the sum of its proper divisors (50590981005).

79169090835 is a wasteful number, since it uses less digits than its factorization.

79169090835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128730278.

The product of its (nonzero) digits is 3674160, while the sum is 57.

The spelling of 79169090835 in words is "seventy-nine billion, one hundred sixty-nine million, ninety thousand, eight hundred thirty-five".