22344240424 has 48 divisors (see below), whose sum is σ = 46098026100. Its totient is φ = 10145963520.

The previous prime is 22344240397. The next prime is 22344240431. The reversal of 22344240424 is 42404244322.

It can be written as a sum of positive squares in 2 ways, for example, as 22019592100 + 324648324 = 148390^2 + 18018^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 965274 + ... + 988150.

Almost surely, 2^22344240424 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 22344240424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23049013050).

22344240424 is an abundant number, since it is smaller than the sum of its proper divisors (23753785676).

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

22344240424 is a wasteful number, since it uses less digits than its factorization.

22344240424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23914 (or 23899 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 31.

Adding to 22344240424 its reverse (42404244322), we get a palindrome (64748484746).

The spelling of 22344240424 in words is "twenty-two billion, three hundred forty-four million, two hundred forty thousand, four hundred twenty-four".