22852009663 has 4 divisors (see below), whose sum is σ = 26116582480. Its totient is φ = 19587436848.

The previous prime is 22852009643. The next prime is 22852009673. The reversal of 22852009663 is 36690025822.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-22852009663 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 (22852009643) 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, 1632286398 + ... + 1632286411.

It is an arithmetic number, because the mean of its divisors is an integer number (6529145620).

Almost surely, 2^22852009663 is an apocalyptic number.

22852009663 is a deficient number, since it is larger than the sum of its proper divisors (3264572817).

22852009663 is an equidigital number, since it uses as much as digits as its factorization.

22852009663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3264572816.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 22852009663 in words is "twenty-two billion, eight hundred fifty-two million, nine thousand, six hundred sixty-three".