22145411244 has 48 divisors (see below), whose sum is σ = 57433743360. Its totient is φ = 6584111040.

The previous prime is 22145411243. The next prime is 22145411257. The reversal of 22145411244 is 44211454122.

It is not an unprimeable number, because it can be changed into a prime (22145411243) by changing a digit.

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, 1575724 + ... + 1589715.

It is an arithmetic number, because the mean of its divisors is an integer number (1196536320).

Almost surely, 2^22145411244 is an apocalyptic number.

It is an amenable number.

22145411244 is an abundant number, since it is smaller than the sum of its proper divisors (35288332116).

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

22145411244 is a wasteful number, since it uses less digits than its factorization.

22145411244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3165510 (or 3165508 counting only the distinct ones).

The product of its digits is 10240, while the sum is 30.

Adding to 22145411244 its reverse (44211454122), we get a palindrome (66356865366).

The spelling of 22145411244 in words is "twenty-two billion, one hundred forty-five million, four hundred eleven thousand, two hundred forty-four".