22344432144 has 20 divisors (see below), whose sum is σ = 57723116496. Its totient is φ = 7448144032.

The previous prime is 22344432139. The next prime is 22344432163. The reversal of 22344432144 is 44123444322.

It is a nude number because it is divisible by every one of its digits.

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 3 ways as a sum of consecutive naturals, for example, 232754454 + ... + 232754549.

Almost surely, 2^22344432144 is an apocalyptic number.

22344432144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22344432144 is an abundant number, since it is smaller than the sum of its proper divisors (35378684352).

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

22344432144 is a wasteful number, since it uses less digits than its factorization.

22344432144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465509014 (or 465509008 counting only the distinct ones).

The product of its digits is 73728, while the sum is 33.

Adding to 22344432144 its reverse (44123444322), we get a palindrome (66467876466).

The spelling of 22344432144 in words is "twenty-two billion, three hundred forty-four million, four hundred thirty-two thousand, one hundred forty-four".