22528562650 has 24 divisors (see below), whose sum is σ = 45712502784. Its totient is φ = 8192204400.

The previous prime is 22528562621. The next prime is 22528562659. The reversal of 22528562650 is 5626582522.

It is a super-2 number, since 2×22528562650² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22528562597 and 22528562606.

It is not an unprimeable number, because it can be changed into a prime (22528562659) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20479962 + ... + 20481061.

It is an arithmetic number, because the mean of its divisors is an integer number (1904687616).

Almost surely, 2^22528562650 is an apocalyptic number.

22528562650 is an abundant number, since it is smaller than the sum of its proper divisors (23183940134).

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

22528562650 is a wasteful number, since it uses less digits than its factorization.

22528562650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40961046 (or 40961041 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 22528562650 in words is "twenty-two billion, five hundred twenty-eight million, five hundred sixty-two thousand, six hundred fifty".