22338989358 has 96 divisors (see below), whose sum is σ = 55140249600. Its totient is φ = 5998841856.

The previous prime is 22338989327. The next prime is 22338989381. The reversal of 22338989358 is 85398983322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 693678 + ... + 725166.

It is an arithmetic number, because the mean of its divisors is an integer number (574377600).

Almost surely, 2^22338989358 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22338989358, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27570124800).

22338989358 is an abundant number, since it is smaller than the sum of its proper divisors (32801260242).

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

22338989358 is a wasteful number, since it uses less digits than its factorization.

22338989358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31654 (or 31647 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 60.

The spelling of 22338989358 in words is "twenty-two billion, three hundred thirty-eight million, nine hundred eighty-nine thousand, three hundred fifty-eight".