22494844800 has 768 divisors, whose sum is σ = 88333632000. Its totient is φ = 5573836800.

The previous prime is 22494844777. The next prime is 22494844811. The reversal of 22494844800 is 844849422.

22494844800 is a `hidden beast` number, since 2 + 2 + 4 + 94 + 84 + 480 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 116553504 + ... + 116553696.

It is an arithmetic number, because the mean of its divisors is an integer number (115017750).

Almost surely, 2^22494844800 is an apocalyptic number.

22494844800 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 22494844800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44166816000).

22494844800 is an abundant number, since it is smaller than the sum of its proper divisors (65838787200).

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

22494844800 is a wasteful number, since it uses less digits than its factorization.

22494844800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316 (or 293 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 45.

The spelling of 22494844800 in words is "twenty-two billion, four hundred ninety-four million, eight hundred forty-four thousand, eight hundred".