22204874168 has 16 divisors (see below), whose sum is σ = 41635815480. Its totient is φ = 11101990048.

The previous prime is 22204874161. The next prime is 22204874179. The reversal of 22204874168 is 86147840222.

It is a Cunningham number, because it is equal to 149013²-1.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22204874161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260771 + ... + 335277.

Almost surely, 2^22204874168 is an apocalyptic number.

It is an amenable number.

22204874168 is a deficient number, since it is larger than the sum of its proper divisors (19430941312).

22204874168 is a wasteful number, since it uses less digits than its factorization.

22204874168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111766 (or 111762 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 44.

The spelling of 22204874168 in words is "twenty-two billion, two hundred four million, eight hundred seventy-four thousand, one hundred sixty-eight".