22056436045536 has 192 divisors, whose sum is σ = 59819099332608. Its totient is φ = 7111735400448.

The previous prime is 22056436045453. The next prime is 22056436045541. The reversal of 22056436045536 is 63554063465022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 291972826 + ... + 292048358.

It is an arithmetic number, because the mean of its divisors is an integer number (311557809024).

Almost surely, 2^{22056436045536} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22056436045536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29909549666304).

22056436045536 is an abundant number, since it is smaller than the sum of its proper divisors (37762663287072).

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

22056436045536 is a wasteful number, since it uses less digits than its factorization.

22056436045536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76273 (or 76265 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 51.

The spelling of 22056436045536 in words is "twenty-two trillion, fifty-six billion, four hundred thirty-six million, forty-five thousand, five hundred thirty-six".