22543022431056 has 40 divisors (see below), whose sum is σ = 58486081829760. Its totient is φ = 7482090416896.

The previous prime is 22543022431049. The next prime is 22543022431073. The reversal of 22543022431056 is 65013422034522.

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, 1007813496 + ... + 1007835863.

It is an arithmetic number, because the mean of its divisors is an integer number (1462152045744).

Almost surely, 2^{22543022431056} is an apocalyptic number.

It is an amenable number.

22543022431056 is an abundant number, since it is smaller than the sum of its proper divisors (35943059398704).

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

22543022431056 is a wasteful number, since it uses less digits than its factorization.

22543022431056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2015649603 (or 2015649597 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 22543022431056 its reverse (65013422034522), we get a palindrome (87556444465578).

The spelling of 22543022431056 in words is "twenty-two trillion, five hundred forty-three billion, twenty-two million, four hundred thirty-one thousand, fifty-six".