22356489455088 has 120 divisors (see below), whose sum is σ = 60728923231104. Its totient is φ = 7073736658560.

The previous prime is 22356489455039. The next prime is 22356489455089. The reversal of 22356489455088 is 88055498465322.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22356489455089) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18355731 + ... + 19535757.

Almost surely, 2^{22356489455088} 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 22356489455088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30364461615552).

22356489455088 is an abundant number, since it is smaller than the sum of its proper divisors (38372433776016).

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

22356489455088 is a wasteful number, since it uses less digits than its factorization.

22356489455088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180323 (or 1180186 counting only the distinct ones).

The product of its (nonzero) digits is 663552000, while the sum is 69.

The spelling of 22356489455088 in words is "twenty-two trillion, three hundred fifty-six billion, four hundred eighty-nine million, four hundred fifty-five thousand, eighty-eight".