22043043960 has 192 divisors, whose sum is σ = 77689458720. Its totient is φ = 4988390400.

The previous prime is 22043043929. The next prime is 22043043973. The reversal of 22043043960 is 6934034022.

It is a Cunningham number, because it is equal to 148469²-1.

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, 575322 + ... + 612438.

Almost surely, 2^22043043960 is an apocalyptic number.

22043043960 is a gapful number since it is divisible by the number (20) 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 22043043960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38844729360).

22043043960 is an abundant number, since it is smaller than the sum of its proper divisors (55646414760).

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

22043043960 is a wasteful number, since it uses less digits than its factorization.

22043043960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37246 (or 37235 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 22043043960 its reverse (6934034022), we get a palindrome (28977077982).

The spelling of 22043043960 in words is "twenty-two billion, forty-three million, forty-three thousand, nine hundred sixty".