22200528905 has 16 divisors (see below), whose sum is σ = 28524681360. Its totient is φ = 16527869952.

The previous prime is 22200528881. The next prime is 22200528907. The reversal of 22200528905 is 50982500222.

It can be written as a sum of positive squares in 8 ways, for example, as 2874246544 + 19326282361 = 53612^2 + 139019^2 .

It is a cyclic number.

It is not a de Polignac number, because 22200528905 - 2³⁰ = 21126787081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22200528907) 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, 1459754 + ... + 1474883.

It is an arithmetic number, because the mean of its divisors is an integer number (1782792585).

Almost surely, 2^22200528905 is an apocalyptic number.

It is an amenable number.

22200528905 is a deficient number, since it is larger than the sum of its proper divisors (6324152455).

22200528905 is a wasteful number, since it uses less digits than its factorization.

22200528905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2934748.

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 22200528905 in words is "twenty-two billion, two hundred million, five hundred twenty-eight thousand, nine hundred five".