22552728844 has 24 divisors (see below), whose sum is σ = 42296311008. Its totient is φ = 10494570240.

The previous prime is 22552728841. The next prime is 22552728857. The reversal of 22552728844 is 44882725522.

It is not an unprimeable number, because it can be changed into a prime (22552728841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3309277 + ... + 3316084.

It is an arithmetic number, because the mean of its divisors is an integer number (1762346292).

Almost surely, 2^22552728844 is an apocalyptic number.

It is an amenable number.

22552728844 is a deficient number, since it is larger than the sum of its proper divisors (19743582164).

22552728844 is a wasteful number, since it uses less digits than its factorization.

22552728844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6625425 (or 6625423 counting only the distinct ones).

The product of its digits is 2867200, while the sum is 49.

The spelling of 22552728844 in words is "twenty-two billion, five hundred fifty-two million, seven hundred twenty-eight thousand, eight hundred forty-four".