22536740256 has 192 divisors, whose sum is σ = 66740889600. Its totient is φ = 6622995456.

The previous prime is 22536740243. The next prime is 22536740269. The reversal of 22536740256 is 65204763522.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22536740243) and next prime (22536740269).

It is a super-2 number, since 2×22536740256² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1544965 + ... + 1559483.

It is an arithmetic number, because the mean of its divisors is an integer number (347608800).

Almost surely, 2^22536740256 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 22536740256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33370444800).

22536740256 is an abundant number, since it is smaller than the sum of its proper divisors (44204149344).

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

22536740256 is a wasteful number, since it uses less digits than its factorization.

22536740256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14611 (or 14603 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 42.

The spelling of 22536740256 in words is "twenty-two billion, five hundred thirty-six million, seven hundred forty thousand, two hundred fifty-six".