22581113323392 has 480 divisors, whose sum is σ = 75115511127360. Its totient is φ = 6723888537600.

The previous prime is 22581113323289. The next prime is 22581113323513. The reversal of 22581113323392 is 29332331118522.

22581113323392 is a `hidden beast` number, since 2 + 2 + 581 + 1 + 1 + 3 + 32 + 3 + 39 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 54110092 + ... + 54525812.

It is an arithmetic number, because the mean of its divisors is an integer number (156490648182).

Almost surely, 2^{22581113323392} 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 22581113323392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37557755563680).

22581113323392 is an abundant number, since it is smaller than the sum of its proper divisors (52534397803968).

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

22581113323392 is a wasteful number, since it uses less digits than its factorization.

22581113323392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415804 (or 415770 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The spelling of 22581113323392 in words is "twenty-two trillion, five hundred eighty-one billion, one hundred thirteen million, three hundred twenty-three thousand, three hundred ninety-two".