22344240432 has 40 divisors (see below), whose sum is σ = 58024857600. Its totient is φ = 7409081920.

The previous prime is 22344240431. The next prime is 22344240533. The reversal of 22344240432 is 23404244322.

It is a self number, because there is not a number n which added to its sum of digits gives 22344240432.

It is not an unprimeable number, because it can be changed into a prime (22344240431) 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, 1209432 + ... + 1227767.

It is an arithmetic number, because the mean of its divisors is an integer number (1450621440).

Almost surely, 2^22344240432 is an apocalyptic number.

It is an amenable number.

22344240432 is an abundant number, since it is smaller than the sum of its proper divisors (35680617168).

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

22344240432 is a wasteful number, since it uses less digits than its factorization.

22344240432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2437401 (or 2437395 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 22344240432 its reverse (23404244322), we get a palindrome (45748484754).

The spelling of 22344240432 in words is "twenty-two billion, three hundred forty-four million, two hundred forty thousand, four hundred thirty-two".