22441572197 has 8 divisors (see below), whose sum is σ = 24498174720. Its totient is φ = 20387712960.

The previous prime is 22441572113. The next prime is 22441572199. The reversal of 22441572197 is 79127514422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22441572197 - 2²⁰ = 22440523621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22441572199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 668693 + ... + 701450.

It is an arithmetic number, because the mean of its divisors is an integer number (3062271840).

Almost surely, 2^22441572197 is an apocalyptic number.

It is an amenable number.

22441572197 is a deficient number, since it is larger than the sum of its proper divisors (2056602523).

22441572197 is a wasteful number, since it uses less digits than its factorization.

22441572197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371643.

The product of its digits is 282240, while the sum is 44.

The spelling of 22441572197 in words is "twenty-two billion, four hundred forty-one million, five hundred seventy-two thousand, one hundred ninety-seven".