22505604730 has 32 divisors (see below), whose sum is σ = 46302451200. Its totient is φ = 7715339520.

The previous prime is 22505604697. The next prime is 22505604733. The reversal of 22505604730 is 3740650522.

It is not an unprimeable number, because it can be changed into a prime (22505604733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1093071 + ... + 1113469.

It is an arithmetic number, because the mean of its divisors is an integer number (1446951600).

Almost surely, 2^22505604730 is an apocalyptic number.

22505604730 is an abundant number, since it is smaller than the sum of its proper divisors (23796846470).

22505604730 is a wasteful number, since it uses less digits than its factorization.

22505604730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36174.

The product of its (nonzero) digits is 50400, while the sum is 34.

The spelling of 22505604730 in words is "twenty-two billion, five hundred five million, six hundred four thousand, seven hundred thirty".