22212384579 has 36 divisors (see below), whose sum is σ = 40715845560. Its totient is φ = 11538898560.

The previous prime is 22212384563. The next prime is 22212384629. The reversal of 22212384579 is 97548321222.

22212384579 is a `hidden beast` number, since 2 + 2 + 212 + 384 + 57 + 9 = 666.

It is not a de Polignac number, because 22212384579 - 2⁴ = 22212384563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22212384539) 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 35 ways as a sum of consecutive naturals, for example, 2284614 + ... + 2294315.

It is an arithmetic number, because the mean of its divisors is an integer number (1130995710).

Almost surely, 2^22212384579 is an apocalyptic number.

22212384579 is a deficient number, since it is larger than the sum of its proper divisors (18503460981).

22212384579 is a wasteful number, since it uses less digits than its factorization.

22212384579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4578960 (or 4578950 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The spelling of 22212384579 in words is "twenty-two billion, two hundred twelve million, three hundred eighty-four thousand, five hundred seventy-nine".