22884444888888 has 128 divisors (see below), whose sum is σ = 64595973312000. Its totient is φ = 6692265054720.

The previous prime is 22884444888887. The next prime is 22884444888953. The reversal of 22884444888888 is 88888844448822.

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

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 22884444888888.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22884444888883) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14877606 + ... + 16343562.

It is an arithmetic number, because the mean of its divisors is an integer number (504656041500).

It is a self-describing number.

Almost surely, 2^{22884444888888} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22884444888888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32297986656000).

22884444888888 is an abundant number, since it is smaller than the sum of its proper divisors (41711528423112).

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

22884444888888 is a wasteful number, since it uses less digits than its factorization.

22884444888888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468045 (or 1468041 counting only the distinct ones).

The product of its digits is 17179869184, while the sum is 84.

The spelling of 22884444888888 in words is "twenty-two trillion, eight hundred eighty-four billion, four hundred forty-four million, eight hundred eighty-eight thousand, eight hundred eighty-eight".