22204449168 has 80 divisors (see below), whose sum is σ = 62765720832. Its totient is φ = 6708240000.

The previous prime is 22204449167. The next prime is 22204449181. The reversal of 22204449168 is 86194440222.

It is not an unprimeable number, because it can be changed into a prime (22204449167) 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, 111243 + ... + 238293.

Almost surely, 2^22204449168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22204449168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31382860416).

22204449168 is an abundant number, since it is smaller than the sum of its proper divisors (40561271664).

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

22204449168 is a wasteful number, since it uses less digits than its factorization.

22204449168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127404 (or 127398 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The spelling of 22204449168 in words is "twenty-two billion, two hundred four million, four hundred forty-nine thousand, one hundred sixty-eight".