22265552554 has 16 divisors (see below), whose sum is σ = 38398082688. Its totient is φ = 9485238672.

The previous prime is 22265552549. The next prime is 22265552557. The reversal of 22265552554 is 45525556222.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22265552554.

It is not an unprimeable number, because it can be changed into a prime (22265552557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4759329 + ... + 4764004.

It is an arithmetic number, because the mean of its divisors is an integer number (2399880168).

Almost surely, 2^22265552554 is an apocalyptic number.

22265552554 is a deficient number, since it is larger than the sum of its proper divisors (16132530134).

22265552554 is a wasteful number, since it uses less digits than its factorization.

22265552554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9523509.

The product of its digits is 1200000, while the sum is 43.

The spelling of 22265552554 in words is "twenty-two billion, two hundred sixty-five million, five hundred fifty-two thousand, five hundred fifty-four".