23222188944 has 160 divisors (see below), whose sum is σ = 69064032000. Its totient is φ = 7461974016.

The previous prime is 23222188943. The next prime is 23222188967. The reversal of 23222188944 is 44988122232.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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

It is a self number, because there is not a number n which added to its sum of digits gives 23222188944.

It is not an unprimeable number, because it can be changed into a prime (23222188943) 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, 11512224 + ... + 11514240.

It is an arithmetic number, because the mean of its divisors is an integer number (431650200).

Almost surely, 2^23222188944 is an apocalyptic number.

23222188944 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23222188944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34532016000).

23222188944 is an abundant number, since it is smaller than the sum of its proper divisors (45841843056).

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

23222188944 is a wasteful number, since it uses less digits than its factorization.

23222188944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2982 (or 2970 counting only the distinct ones).

The product of its digits is 442368, while the sum is 45.

The spelling of 23222188944 in words is "twenty-three billion, two hundred twenty-two million, one hundred eighty-eight thousand, nine hundred forty-four".