22449873600 has 1344 divisors, whose sum is σ = 108305925120. Its totient is φ = 4379443200.

The previous prime is 22449873581. The next prime is 22449873673. The reversal of 22449873600 is 637894422.

It is a tau number, because it is divible by the number of its divisors (1344).

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 191 ways as a sum of consecutive naturals, for example, 56548602 + ... + 56548998.

Almost surely, 2^22449873600 is an apocalyptic number.

22449873600 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 22449873600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54152962560).

22449873600 is an abundant number, since it is smaller than the sum of its proper divisors (85856051520).

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

22449873600 is a wasteful number, since it uses less digits than its factorization.

22449873600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463 (or 442 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 22449873600 in words is "twenty-two billion, four hundred forty-nine million, eight hundred seventy-three thousand, six hundred".