22726243008 has 896 divisors, whose sum is σ = 86729011200. Its totient is φ = 5685313536.

The previous prime is 22726242953. The next prime is 22726243049. The reversal of 22726243008 is 80034262722.

It is a happy number.

22726243008 is a `hidden beast` number, since 2 + 27 + 2 + 624 + 3 + 0 + 0 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 220643085 + ... + 220643187.

Almost surely, 2^22726243008 is an apocalyptic number.

22726243008 is a gapful number since it is divisible by the number (28) 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 22726243008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43364505600).

22726243008 is an abundant number, since it is smaller than the sum of its proper divisors (64002768192).

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

22726243008 is a wasteful number, since it uses less digits than its factorization.

22726243008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The spelling of 22726243008 in words is "twenty-two billion, seven hundred twenty-six million, two hundred forty-three thousand, eight".