22442303144 has 16 divisors (see below), whose sum is σ = 42187497300. Its totient is φ = 11192303872.

The previous prime is 22442303141. The next prime is 22442303201. The reversal of 22442303144 is 44130324422.

It can be written as a sum of positive squares in 2 ways, for example, as 19275990244 + 3166312900 = 138838^2 + 56270^2 .

It is not an unprimeable number, because it can be changed into a prime (22442303141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3602657 + ... + 3608880.

Almost surely, 2^22442303144 is an apocalyptic number.

It is an amenable number.

22442303144 is a deficient number, since it is larger than the sum of its proper divisors (19745194156).

22442303144 is a wasteful number, since it uses less digits than its factorization.

22442303144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7211932 (or 7211928 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 22442303144 its reverse (44130324422), we get a palindrome (66572627566).

The spelling of 22442303144 in words is "twenty-two billion, four hundred forty-two million, three hundred three thousand, one hundred forty-four".