22556544020010 has 768 divisors, whose sum is σ = 79944983838720. Its totient is φ = 4260936960000.

The previous prime is 22556544019987. The next prime is 22556544020089. The reversal of 22556544020010 is 1002044565522.

22556544020010 is a `hidden beast` number, since 2 + 2 + 5 + 5 + 6 + 5 + 440 + 200 + 1 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 1737919701 + ... + 1737932679.

It is an arithmetic number, because the mean of its divisors is an integer number (104095031040).

Almost surely, 2^{22556544020010} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22556544020010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39972491919360).

22556544020010 is an abundant number, since it is smaller than the sum of its proper divisors (57388439818710).

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

22556544020010 is a wasteful number, since it uses less digits than its factorization.

22556544020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13315 (or 13312 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 22556544020010 its reverse (1002044565522), we get a palindrome (23558588585532).

The spelling of 22556544020010 in words is "twenty-two trillion, five hundred fifty-six billion, five hundred forty-four million, twenty thousand, ten".