22979775252270 has 64 divisors (see below), whose sum is σ = 56088496396800. Its totient is φ = 6024319593600.

The previous prime is 22979775252233. The next prime is 22979775252383. The reversal of 22979775252270 is 7225257797922.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14713116 + ... + 16199855.

It is an arithmetic number, because the mean of its divisors is an integer number (876382756200).

Almost surely, 2^{22979775252270} is an apocalyptic number.

22979775252270 is an abundant number, since it is smaller than the sum of its proper divisors (33108721144530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22979775252270 is a wasteful number, since it uses less digits than its factorization.

22979775252270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30913401.

The product of its (nonzero) digits is 155584800, while the sum is 66.

The spelling of 22979775252270 in words is "twenty-two trillion, nine hundred seventy-nine billion, seven hundred seventy-five million, two hundred fifty-two thousand, two hundred seventy".