22448888884488 has 64 divisors (see below), whose sum is σ = 61785932788800. Its totient is φ = 6740283559680.

The previous prime is 22448888884319. The next prime is 22448888884489. The reversal of 22448888884488 is 88448888884422.

It is a super-2 number, since 2×22448888884488² (a number of 28 digits) contains 22 as substring.

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 22448888884488.

It is not an unprimeable number, because it can be changed into a prime (22448888884489) 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 15 ways as a sum of consecutive naturals, for example, 390033931 + ... + 390091482.

It is an arithmetic number, because the mean of its divisors is an integer number (965405199825).

It is a self-describing number.

Almost surely, 2^{22448888884488} is an apocalyptic number.

It is an amenable number.

22448888884488 is an abundant number, since it is smaller than the sum of its proper divisors (39337043904312).

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

22448888884488 is a wasteful number, since it uses less digits than its factorization.

22448888884488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780125542 (or 780125538 counting only the distinct ones).

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

The spelling of 22448888884488 in words is "twenty-two trillion, four hundred forty-eight billion, eight hundred eighty-eight million, eight hundred eighty-four thousand, four hundred eighty-eight".