22362442856 has 64 divisors (see below), whose sum is σ = 45683401680. Its totient is φ = 10200637440.

The previous prime is 22362442849. The next prime is 22362442951. The reversal of 22362442856 is 65824426322.

It can be written as a sum of positive squares in 8 ways, for example, as 13172152900 + 9190289956 = 114770^2 + 95866^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11912990 + ... + 11914866.

Almost surely, 2^22362442856 is an apocalyptic number.

22362442856 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 22362442856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22841700840).

22362442856 is an abundant number, since it is smaller than the sum of its proper divisors (23320958824).

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

22362442856 is a wasteful number, since it uses less digits than its factorization.

22362442856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3174 (or 3170 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 44.

The spelling of 22362442856 in words is "twenty-two billion, three hundred sixty-two million, four hundred forty-two thousand, eight hundred fifty-six".