22143983424 has 112 divisors (see below), whose sum is σ = 62290829952. Its totient is φ = 6927112192.

The previous prime is 22143983383. The next prime is 22143983453. The reversal of 22143983424 is 42438934122.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186742 + ... + 281354.

Almost surely, 2^22143983424 is an apocalyptic number.

22143983424 is a gapful number since it is divisible by the number (24) 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 22143983424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31145414976).

22143983424 is an abundant number, since it is smaller than the sum of its proper divisors (40146846528).

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

22143983424 is a wasteful number, since it uses less digits than its factorization.

22143983424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94704 (or 94694 counting only the distinct ones).

The product of its digits is 331776, while the sum is 42.

The spelling of 22143983424 in words is "twenty-two billion, one hundred forty-three million, nine hundred eighty-three thousand, four hundred twenty-four".