22144043545332 has 24 divisors (see below), whose sum is σ = 51683510071872. Its totient is φ = 7379337115200.

The previous prime is 22144043545313. The next prime is 22144043545357. The reversal of 22144043545332 is 23354534044122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251295769 + ... + 251383872.

It is an arithmetic number, because the mean of its divisors is an integer number (2153479586328).

Almost surely, 2^{22144043545332} is an apocalyptic number.

It is an amenable number.

22144043545332 is an abundant number, since it is smaller than the sum of its proper divisors (29539466526540).

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

22144043545332 is a wasteful number, since it uses less digits than its factorization.

22144043545332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502683319 (or 502683317 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 42.

Adding to 22144043545332 its reverse (23354534044122), we get a palindrome (45498577589454).

The spelling of 22144043545332 in words is "twenty-two trillion, one hundred forty-four billion, forty-three million, five hundred forty-five thousand, three hundred thirty-two".