22661128226 has 32 divisors (see below), whose sum is σ = 38006496000. Its totient is φ = 10044452880.

The previous prime is 22661128223. The next prime is 22661128249. The reversal of 22661128226 is 62282116622.

It is a self number, because there is not a number n which added to its sum of digits gives 22661128226.

It is not an unprimeable number, because it can be changed into a prime (22661128223) 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, 566225 + ... + 604923.

It is an arithmetic number, because the mean of its divisors is an integer number (1187703000).

Almost surely, 2^22661128226 is an apocalyptic number.

22661128226 is a deficient number, since it is larger than the sum of its proper divisors (15345367774).

22661128226 is a wasteful number, since it uses less digits than its factorization.

22661128226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39374.

The product of its digits is 55296, while the sum is 38.

The spelling of 22661128226 in words is "twenty-two billion, six hundred sixty-one million, one hundred twenty-eight thousand, two hundred twenty-six".