22401503232 has 104 divisors (see below), whose sum is σ = 60036753600. Its totient is φ = 7428833280.

The previous prime is 22401503209. The next prime is 22401503233. The reversal of 22401503232 is 23230510422.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22401503233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2440732 + ... + 2449892.

Almost surely, 2^22401503232 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 22401503232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30018376800).

22401503232 is an abundant number, since it is smaller than the sum of its proper divisors (37635250368).

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

22401503232 is an equidigital number, since it uses as much as digits as its factorization.

22401503232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9387 (or 9365 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The spelling of 22401503232 in words is "twenty-two billion, four hundred one million, five hundred three thousand, two hundred thirty-two".