22940436599136 has 960 divisors, whose sum is σ = 82489105036800. Its totient is φ = 6105075204096.

The previous prime is 22940436599099. The next prime is 22940436599161. The reversal of 22940436599136 is 63199563404922.

22940436599136 is a `hidden beast` number, since 2 + 2 + 9 + 4 + 0 + 4 + 3 + 6 + 599 + 1 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 17964319330 + ... + 17964320606.

It is an arithmetic number, because the mean of its divisors is an integer number (85926151080).

Almost surely, 2^{22940436599136} 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 22940436599136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41244552518400).

22940436599136 is an abundant number, since it is smaller than the sum of its proper divisors (59548668437664).

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

22940436599136 is a wasteful number, since it uses less digits than its factorization.

22940436599136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881 (or 1864 counting only the distinct ones).

The product of its (nonzero) digits is 75582720, while the sum is 63.

The spelling of 22940436599136 in words is "twenty-two trillion, nine hundred forty billion, four hundred thirty-six million, five hundred ninety-nine thousand, one hundred thirty-six".