22117507244 has 24 divisors (see below), whose sum is σ = 44261145600. Its totient is φ = 9473332176.

The previous prime is 22117507241. The next prime is 22117507259. The reversal of 22117507244 is 44270571122.

It is not an unprimeable number, because it can be changed into a prime (22117507241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184892 + ... + 280035.

It is an arithmetic number, because the mean of its divisors is an integer number (1844214400).

Almost surely, 2^22117507244 is an apocalyptic number.

It is an amenable number.

22117507244 is an abundant number, since it is smaller than the sum of its proper divisors (22143638356).

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

22117507244 is a wasteful number, since it uses less digits than its factorization.

22117507244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466637 (or 466635 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 35.

The spelling of 22117507244 in words is "twenty-two billion, one hundred seventeen million, five hundred seven thousand, two hundred forty-four".