79946522689 has 8 divisors (see below), whose sum is σ = 87220764000. Its totient is φ = 72673344000.

The previous prime is 79946522657. The next prime is 79946522701. The reversal of 79946522689 is 98622564997.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 79946522689 - 2⁵ = 79946522657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79946522609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104064 + ... + 413185.

It is an arithmetic number, because the mean of its divisors is an integer number (10902595500).

Almost surely, 2^79946522689 is an apocalyptic number.

It is an amenable number.

79946522689 is a deficient number, since it is larger than the sum of its proper divisors (7274241311).

79946522689 is a wasteful number, since it uses less digits than its factorization.

79946522689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531311.

The product of its digits is 117573120, while the sum is 67.

The spelling of 79946522689 in words is "seventy-nine billion, nine hundred forty-six million, five hundred twenty-two thousand, six hundred eighty-nine".