22541144452 has 12 divisors (see below), whose sum is σ = 40719486976. Its totient is φ = 10907005320.

The previous prime is 22541144449. The next prime is 22541144459. The reversal of 22541144452 is 25444114522.

It is not an unprimeable number, because it can be changed into a prime (22541144459) 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 3 ways as a sum of consecutive naturals, for example, 90891588 + ... + 90891835.

Almost surely, 2^22541144452 is an apocalyptic number.

It is an amenable number.

22541144452 is a deficient number, since it is larger than the sum of its proper divisors (18178342524).

22541144452 is a wasteful number, since it uses less digits than its factorization.

22541144452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181783458 (or 181783456 counting only the distinct ones).

The product of its digits is 51200, while the sum is 34.

Adding to 22541144452 its reverse (25444114522), we get a palindrome (47985258974).

The spelling of 22541144452 in words is "twenty-two billion, five hundred forty-one million, one hundred forty-four thousand, four hundred fifty-two".