22441444032 has 112 divisors (see below), whose sum is σ = 67920038912. Its totient is φ = 6406041600.

The previous prime is 22441444009. The next prime is 22441444033. The reversal of 22441444032 is 23044414422.

It is a tau number, because it is divible by the number of its divisors (112).

It is not an unprimeable number, because it can be changed into a prime (22441444033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1607193 + ... + 1621095.

Almost surely, 2^22441444032 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 22441444032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33960019456).

22441444032 is an abundant number, since it is smaller than the sum of its proper divisors (45478594880).

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

22441444032 is a wasteful number, since it uses less digits than its factorization.

22441444032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15126 (or 15116 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 22441444032 its reverse (23044414422), we get a palindrome (45485858454).

The spelling of 22441444032 in words is "twenty-two billion, four hundred forty-one million, four hundred forty-four thousand, thirty-two".