22922858736 has 240 divisors, whose sum is σ = 71668746240. Its totient is φ = 7072116480.

The previous prime is 22922858723. The next prime is 22922858737. The reversal of 22922858736 is 63785822922.

22922858736 is a `hidden beast` number, since 2 + 2 + 9 + 2 + 28 + 587 + 36 = 666.

It is a super-2 number, since 2×22922858736² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22922858737) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2768010 + ... + 2776278.

It is an arithmetic number, because the mean of its divisors is an integer number (298619776).

Almost surely, 2^22922858736 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 22922858736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35834373120).

22922858736 is an abundant number, since it is smaller than the sum of its proper divisors (48745887504).

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

22922858736 is a wasteful number, since it uses less digits than its factorization.

22922858736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8346 (or 8328 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The spelling of 22922858736 in words is "twenty-two billion, nine hundred twenty-two million, eight hundred fifty-eight thousand, seven hundred thirty-six".