22641643163 has 8 divisors (see below), whose sum is σ = 23201274096. Its totient is φ = 22083516000.

The previous prime is 22641643133. The next prime is 22641643231. The reversal of 22641643163 is 36134614622.

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 22641643163 - 2¹⁸ = 22641381019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22641643133) 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, 345428 + ... + 405713.

It is an arithmetic number, because the mean of its divisors is an integer number (2900159262).

Almost surely, 2^22641643163 is an apocalyptic number.

22641643163 is a deficient number, since it is larger than the sum of its proper divisors (559630933).

22641643163 is an equidigital number, since it uses as much as digits as its factorization.

22641643163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751885.

The product of its digits is 124416, while the sum is 38.

The spelling of 22641643163 in words is "twenty-two billion, six hundred forty-one million, six hundred forty-three thousand, one hundred sixty-three".