22536964800 has 336 divisors, whose sum is σ = 93893355520. Its totient is φ = 5151237120.

The previous prime is 22536964799. The next prime is 22536964811. The reversal of 22536964800 is 846963522.

22536964800 is a `hidden beast` number, since 22 + 536 + 96 + 4 + 8 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 265137 + ... + 339663.

Almost surely, 2^22536964800 is an apocalyptic number.

22536964800 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 22536964800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46946677760).

22536964800 is an abundant number, since it is smaller than the sum of its proper divisors (71356390720).

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

22536964800 is a wasteful number, since it uses less digits than its factorization.

22536964800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74565 (or 74544 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 22536964800 in words is "twenty-two billion, five hundred thirty-six million, nine hundred sixty-four thousand, eight hundred".