22757250189 has 4 divisors (see below), whose sum is σ = 30343000256. Its totient is φ = 15171500124.

The previous prime is 22757250163. The next prime is 22757250193. The reversal of 22757250189 is 98105275722.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22757250189 - 2²¹ = 22755153037 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 (22757250119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3792875029 + ... + 3792875034.

It is an arithmetic number, because the mean of its divisors is an integer number (7585750064).

Almost surely, 2^22757250189 is an apocalyptic number.

It is an amenable number.

22757250189 is a deficient number, since it is larger than the sum of its proper divisors (7585750067).

22757250189 is an equidigital number, since it uses as much as digits as its factorization.

22757250189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7585750066.

The product of its (nonzero) digits is 705600, while the sum is 48.

The spelling of 22757250189 in words is "twenty-two billion, seven hundred fifty-seven million, two hundred fifty thousand, one hundred eighty-nine".