22226491600 has 120 divisors (see below), whose sum is σ = 57519032832. Its totient is φ = 8229619200.

The previous prime is 22226491589. The next prime is 22226491601. The reversal of 22226491600 is 619462222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22226491601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 246234 + ... + 324166.

Almost surely, 2^22226491600 is an apocalyptic number.

22226491600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22226491600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28759516416).

22226491600 is an abundant number, since it is smaller than the sum of its proper divisors (35292541232).

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

22226491600 is a wasteful number, since it uses less digits than its factorization.

22226491600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78005 (or 77994 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 22226491600 in words is "twenty-two billion, two hundred twenty-six million, four hundred ninety-one thousand, six hundred".