22449316828 has 12 divisors (see below), whose sum is σ = 39391632280. Its totient is φ = 11194564752.

The previous prime is 22449316789. The next prime is 22449316837. The reversal of 22449316828 is 82861394422.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7521738 + ... + 7524721.

Almost surely, 2^22449316828 is an apocalyptic number.

It is an amenable number.

22449316828 is a deficient number, since it is larger than the sum of its proper divisors (16942315452).

22449316828 is a wasteful number, since it uses less digits than its factorization.

22449316828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15046836 (or 15046834 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 49.

The spelling of 22449316828 in words is "twenty-two billion, four hundred forty-nine million, three hundred sixteen thousand, eight hundred twenty-eight".