22944509279 has 4 divisors (see below), whose sum is σ = 22957750776. Its totient is φ = 22931267784.

The previous prime is 22944509239. The next prime is 22944509281. The reversal of 22944509279 is 97290544922.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22944509279 - 2⁸ = 22944509023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22944509279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22944509239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6618149 + ... + 6621614.

It is an arithmetic number, because the mean of its divisors is an integer number (5739437694).

Almost surely, 2^22944509279 is an apocalyptic number.

22944509279 is a deficient number, since it is larger than the sum of its proper divisors (13241497).

22944509279 is a wasteful number, since it uses less digits than its factorization.

22944509279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13241496.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 22944509279 in words is "twenty-two billion, nine hundred forty-four million, five hundred nine thousand, two hundred seventy-nine".