22224100444 has 48 divisors (see below), whose sum is σ = 47998010368. Its totient is φ = 8767942848.

The previous prime is 22224100417. The next prime is 22224100487. The reversal of 22224100444 is 44400142222.

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, 50407 + ... + 216769.

Almost surely, 2^22224100444 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 22224100444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23999005184).

22224100444 is an abundant number, since it is smaller than the sum of its proper divisors (25773909924).

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

22224100444 is a wasteful number, since it uses less digits than its factorization.

22224100444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166754 (or 166752 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 22224100444 its reverse (44400142222), we get a palindrome (66624242666).

The spelling of 22224100444 in words is "twenty-two billion, two hundred twenty-four million, one hundred thousand, four hundred forty-four".