22653287226 has 32 divisors (see below), whose sum is σ = 50355648000. Its totient is φ = 7548844320.

The previous prime is 22653287203. The next prime is 22653287227. The reversal of 22653287226 is 62278235622.

It is a happy number.

22653287226 is a `hidden beast` number, since 2 + 26 + 532 + 8 + 72 + 26 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (22653287227) 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, 125431 + ... + 247061.

It is an arithmetic number, because the mean of its divisors is an integer number (1573614000).

Almost surely, 2^22653287226 is an apocalyptic number.

22653287226 is an abundant number, since it is smaller than the sum of its proper divisors (27702360774).

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

22653287226 is a wasteful number, since it uses less digits than its factorization.

22653287226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125091 (or 125085 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The spelling of 22653287226 in words is "twenty-two billion, six hundred fifty-three million, two hundred eighty-seven thousand, two hundred twenty-six".