22901663232 has 240 divisors, whose sum is σ = 77384859552. Its totient is φ = 6383370240.

The previous prime is 22901663221. The next prime is 22901663233. The reversal of 22901663232 is 23236610922.

It is a happy number.

22901663232 is a `hidden beast` number, since 2 + 2 + 9 + 0 + 16 + 632 + 3 + 2 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22901663233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1313838 + ... + 1331154.

Almost surely, 2^22901663232 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 22901663232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38692429776).

22901663232 is an abundant number, since it is smaller than the sum of its proper divisors (54483196320).

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

22901663232 is a wasteful number, since it uses less digits than its factorization.

22901663232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17389 (or 17370 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 22901663232 in words is "twenty-two billion, nine hundred one million, six hundred sixty-three thousand, two hundred thirty-two".