22659474797568 has 1056 divisors, whose sum is σ = 80122187059200. Its totient is φ = 6027398479872.

The previous prime is 22659474797549. The next prime is 22659474797579. The reversal of 22659474797568 is 86579747495622.

22659474797568 is a `hidden beast` number, since 2 + 2 + 6 + 5 + 9 + 4 + 7 + 47 + 9 + 7 + 568 = 666.

It is a congruent number.

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 95 ways as a sum of consecutive naturals, for example, 28009239148 + ... + 28009239956.

It is an arithmetic number, because the mean of its divisors is an integer number (75873283200).

Almost surely, 2^{22659474797568} is an apocalyptic number.

22659474797568 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 22659474797568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40061093529600).

22659474797568 is an abundant number, since it is smaller than the sum of its proper divisors (57462712261632).

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

22659474797568 is a wasteful number, since it uses less digits than its factorization.

22659474797568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347 (or 1326 counting only the distinct ones).

The product of its digits is 12802406400, while the sum is 81.

The spelling of 22659474797568 in words is "twenty-two trillion, six hundred fifty-nine billion, four hundred seventy-four million, seven hundred ninety-seven thousand, five hundred sixty-eight".