22657644730 has 16 divisors (see below), whose sum is σ = 46610012160. Its totient is φ = 7768335312.

The previous prime is 22657644703. The next prime is 22657644731. The reversal of 22657644730 is 3744675622.

22657644730 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (22657644731) 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, 161840250 + ... + 161840389.

It is an arithmetic number, because the mean of its divisors is an integer number (2913125760).

Almost surely, 2^22657644730 is an apocalyptic number.

22657644730 is an abundant number, since it is smaller than the sum of its proper divisors (23952367430).

22657644730 is a wasteful number, since it uses less digits than its factorization.

22657644730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323680653.

The product of its (nonzero) digits is 1693440, while the sum is 46.

The spelling of 22657644730 in words is "twenty-two billion, six hundred fifty-seven million, six hundred forty-four thousand, seven hundred thirty".