22271741856 has 960 divisors, whose sum is σ = 86060620800. Its totient is φ = 5608673280.

The previous prime is 22271741851. The next prime is 22271741923. The reversal of 22271741856 is 65814717222.

22271741856 is a `hidden beast` number, since 2 + 227 + 1 + 7 + 418 + 5 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (22271741851) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 473866825 + ... + 473866871.

It is an arithmetic number, because the mean of its divisors is an integer number (89646480).

Almost surely, 2^22271741856 is an apocalyptic number.

22271741856 is a gapful number since it is divisible by the number (26) 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 22271741856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43030310400).

22271741856 is an abundant number, since it is smaller than the sum of its proper divisors (63788878944).

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

22271741856 is a wasteful number, since it uses less digits than its factorization.

22271741856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144 (or 113 counting only the distinct ones).

The product of its digits is 376320, while the sum is 45.

The spelling of 22271741856 in words is "twenty-two billion, two hundred seventy-one million, seven hundred forty-one thousand, eight hundred fifty-six".