22979779297 has 16 divisors (see below), whose sum is σ = 24160257792. Its totient is φ = 21814752960.

The previous prime is 22979779289. The next prime is 22979779309. The reversal of 22979779297 is 79297797922.

It is not a de Polignac number, because 22979779297 - 2³ = 22979779289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22979779217) by changing a digit.

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, 3488547 + ... + 3495127.

It is an arithmetic number, because the mean of its divisors is an integer number (1510016112).

Almost surely, 2^22979779297 is an apocalyptic number.

It is an amenable number.

22979779297 is a deficient number, since it is larger than the sum of its proper divisors (1180478495).

22979779297 is a wasteful number, since it uses less digits than its factorization.

22979779297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7728.

The product of its digits is 126023688, while the sum is 70.

The spelling of 22979779297 in words is "twenty-two billion, nine hundred seventy-nine million, seven hundred seventy-nine thousand, two hundred ninety-seven".