22493976960 has 512 divisors, whose sum is σ = 91114168320. Its totient is φ = 4591779840.

The previous prime is 22493976919. The next prime is 22493976979. The reversal of 22493976960 is 6967939422.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22493976960.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5414244 + ... + 5418396.

It is an arithmetic number, because the mean of its divisors is an integer number (177957360).

Almost surely, 2^22493976960 is an apocalyptic number.

22493976960 is a gapful number since it is divisible by the number (20) 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 22493976960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45557084160).

22493976960 is an abundant number, since it is smaller than the sum of its proper divisors (68620191360).

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

22493976960 is a wasteful number, since it uses less digits than its factorization.

22493976960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4226 (or 4214 counting only the distinct ones).

The product of its (nonzero) digits is 8817984, while the sum is 57.

The spelling of 22493976960 in words is "twenty-two billion, four hundred ninety-three million, nine hundred seventy-six thousand, nine hundred sixty".