22444488888888 has 64 divisors (see below), whose sum is σ = 61212729697920. Its totient is φ = 6801306128000.

The previous prime is 22444488888841. The next prime is 22444488888937. The reversal of 22444488888888 is 88888888444422.

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

22444488888888 is a modest number, since divided by 8888888 gives 2244448 as remainder.

It is a plaindrome in base 10.

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 22444488888888.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43745038 + ... + 44255138.

It is an arithmetic number, because the mean of its divisors is an integer number (956448901530).

It is a self-describing number.

Almost surely, 2^{22444488888888} is an apocalyptic number.

It is an amenable number.

22444488888888 is an abundant number, since it is smaller than the sum of its proper divisors (38768240809032).

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

22444488888888 is a wasteful number, since it uses less digits than its factorization.

22444488888888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676788 (or 676784 counting only the distinct ones).

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

The spelling of 22444488888888 in words is "twenty-two trillion, four hundred forty-four billion, four hundred eighty-eight million, eight hundred eighty-eight thousand, eight hundred eighty-eight".