22356562242 has 16 divisors (see below), whose sum is σ = 51100713792. Its totient is φ = 6387589200.

The previous prime is 22356562223. The next prime is 22356562243. The reversal of 22356562242 is 24226565322.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22356562242.

It is not an unprimeable number, because it can be changed into a prime (22356562243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266149509 + ... + 266149592.

It is an arithmetic number, because the mean of its divisors is an integer number (3193794612).

Almost surely, 2^22356562242 is an apocalyptic number.

22356562242 is an abundant number, since it is smaller than the sum of its proper divisors (28744151550).

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

22356562242 is a wasteful number, since it uses less digits than its factorization.

22356562242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532299113.

The product of its digits is 345600, while the sum is 39.

The spelling of 22356562242 in words is "twenty-two billion, three hundred fifty-six million, five hundred sixty-two thousand, two hundred forty-two".