22576398768 has 540 divisors, whose sum is σ = 83490947904. Its totient is φ = 5668185600.

The previous prime is 22576398751. The next prime is 22576398787. The reversal of 22576398768 is 86789367522.

22576398768 is a `hidden beast` number, since 22 + 576 + 39 + 8 + 7 + 6 + 8 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 26466630 + ... + 26467482.

Almost surely, 2^22576398768 is an apocalyptic number.

22576398768 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22576398768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41745473952).

22576398768 is an abundant number, since it is smaller than the sum of its proper divisors (60914549136).

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

22576398768 is a wasteful number, since it uses less digits than its factorization.

22576398768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934 (or 907 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 63.

The spelling of 22576398768 in words is "twenty-two billion, five hundred seventy-six million, three hundred ninety-eight thousand, seven hundred sixty-eight".