22423111344 has 120 divisors (see below), whose sum is σ = 65700638640. Its totient is φ = 7129575936.

The previous prime is 22423111343. The next prime is 22423111351. The reversal of 22423111344 is 44311132422.

22423111344 is a `hidden beast` number, since 2 + 2 + 4 + 2 + 311 + 1 + 344 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (22423111343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 314262 + ... + 378954.

It is an arithmetic number, because the mean of its divisors is an integer number (547505322).

Almost surely, 2^22423111344 is an apocalyptic number.

22423111344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22423111344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32850319320).

22423111344 is an abundant number, since it is smaller than the sum of its proper divisors (43277527296).

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

22423111344 is a wasteful number, since it uses less digits than its factorization.

22423111344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64819 (or 64810 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

Adding to 22423111344 its reverse (44311132422), we get a palindrome (66734243766).

The spelling of 22423111344 in words is "twenty-two billion, four hundred twenty-three million, one hundred eleven thousand, three hundred forty-four".