79119020426 has 16 divisors (see below), whose sum is σ = 119565278280. Its totient is φ = 39264026880.

The previous prime is 79119020359. The next prime is 79119020437. The reversal of 79119020426 is 62402091197.

It can be written as a sum of positive squares in 4 ways, for example, as 70835290201 + 8283730225 = 266149^2 + 91015^2 .

It is a Curzon 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 in 7 ways as a sum of consecutive naturals, for example, 1831160 + ... + 1873868.

Almost surely, 2^79119020426 is an apocalyptic number.

79119020426 is a deficient number, since it is larger than the sum of its proper divisors (40446257854).

79119020426 is a wasteful number, since it uses less digits than its factorization.

79119020426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49609.

The product of its (nonzero) digits is 54432, while the sum is 41.

The spelling of 79119020426 in words is "seventy-nine billion, one hundred nineteen million, twenty thousand, four hundred twenty-six".