22172713080 has 256 divisors, whose sum is σ = 82457948160. Its totient is φ = 4653465600.

The previous prime is 22172713061. The next prime is 22172713103. The reversal of 22172713080 is 8031727122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 566545 + ... + 604415.

It is an arithmetic number, because the mean of its divisors is an integer number (322101360).

Almost surely, 2^22172713080 is an apocalyptic number.

22172713080 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 22172713080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41228974080).

22172713080 is an abundant number, since it is smaller than the sum of its proper divisors (60285235080).

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

22172713080 is a wasteful number, since it uses less digits than its factorization.

22172713080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37950 (or 37946 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 33.

The spelling of 22172713080 in words is "twenty-two billion, one hundred seventy-two million, seven hundred thirteen thousand, eighty".