22004028579 has 16 divisors (see below), whose sum is σ = 32067107072. Its totient is φ = 13338835488.

The previous prime is 22004028559. The next prime is 22004028581. The reversal of 22004028579 is 97582040022.

It is not a de Polignac number, because 22004028579 - 2⁵ = 22004028547 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (22004028559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4207879 + ... + 4213104.

It is an arithmetic number, because the mean of its divisors is an integer number (2004194192).

Almost surely, 2^22004028579 is an apocalyptic number.

22004028579 is a deficient number, since it is larger than the sum of its proper divisors (10063078493).

22004028579 is a wasteful number, since it uses less digits than its factorization.

22004028579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8421066.

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 22004028579 in words is "twenty-two billion, four million, twenty-eight thousand, five hundred seventy-nine".