22504445505 has 96 divisors (see below), whose sum is σ = 40837754880. Its totient is φ = 11451525120.

The previous prime is 22504445501. The next prime is 22504445507. The reversal of 22504445505 is 50554440522.

22504445505 is a `hidden beast` number, since 22 + 50 + 44 + 45 + 505 = 666.

It is not a de Polignac number, because 22504445505 - 2² = 22504445501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22504445505.

It is not an unprimeable number, because it can be changed into a prime (22504445501) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 57851851 + ... + 57852239.

It is an arithmetic number, because the mean of its divisors is an integer number (425393280).

Almost surely, 2^22504445505 is an apocalyptic number.

It is an amenable number.

22504445505 is a deficient number, since it is larger than the sum of its proper divisors (18333309375).

22504445505 is a wasteful number, since it uses less digits than its factorization.

22504445505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911 (or 908 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 36.

The spelling of 22504445505 in words is "twenty-two billion, five hundred four million, four hundred forty-five thousand, five hundred five".