22444133232 has 40 divisors (see below), whose sum is σ = 57988319760. Its totient is φ = 7480391680.

The previous prime is 22444133213. The next prime is 22444133251. The reversal of 22444133232 is 23233144422.

It is an interprime number because it is at equal distance from previous prime (22444133213) and next prime (22444133251).

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

It is a self number, because there is not a number n which added to its sum of digits gives 22444133232.

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 7 ways as a sum of consecutive naturals, for example, 398944 + ... + 451712.

It is an arithmetic number, because the mean of its divisors is an integer number (1449707994).

Almost surely, 2^22444133232 is an apocalyptic number.

It is an amenable number.

22444133232 is an abundant number, since it is smaller than the sum of its proper divisors (35544186528).

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

22444133232 is a wasteful number, since it uses less digits than its factorization.

22444133232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61641 (or 61635 counting only the distinct ones).

The product of its digits is 27648, while the sum is 30.

Adding to 22444133232 its reverse (23233144422), we get a palindrome (45677277654).

The spelling of 22444133232 in words is "twenty-two billion, four hundred forty-four million, one hundred thirty-three thousand, two hundred thirty-two".