22242737688 has 32 divisors (see below), whose sum is σ = 56656033200. Its totient is φ = 7274354048.

The previous prime is 22242737687. The next prime is 22242737717. The reversal of 22242737688 is 88673724222.

It is a self number, because there is not a number n which added to its sum of digits gives 22242737688.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22242737683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8741943 + ... + 8744486.

Almost surely, 2^22242737688 is an apocalyptic number.

It is an amenable number.

22242737688 is an abundant number, since it is smaller than the sum of its proper divisors (34413295512).

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

22242737688 is a wasteful number, since it uses less digits than its factorization.

22242737688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17486491 (or 17486487 counting only the distinct ones).

The product of its digits is 3612672, while the sum is 51.

The spelling of 22242737688 in words is "twenty-two billion, two hundred forty-two million, seven hundred thirty-seven thousand, six hundred eighty-eight".