79940229026 has 16 divisors (see below), whose sum is σ = 137044068480. Its totient is φ = 34259179200.

The previous prime is 79940228993. The next prime is 79940229041. The reversal of 79940229026 is 62092204997.

It is a happy 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, 853610 + ... + 942618.

It is an arithmetic number, because the mean of its divisors is an integer number (8565254280).

Almost surely, 2^79940229026 is an apocalyptic number.

79940229026 is a deficient number, since it is larger than the sum of its proper divisors (57103839454).

79940229026 is a wasteful number, since it uses less digits than its factorization.

79940229026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153169.

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 79940229026 in words is "seventy-nine billion, nine hundred forty million, two hundred twenty-nine thousand, twenty-six".