22764421063 has 4 divisors (see below), whose sum is σ = 23293826248. Its totient is φ = 22235015880.

The previous prime is 22764421027. The next prime is 22764421109. The reversal of 22764421063 is 36012446722.

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

It is a cyclic number.

It is not a de Polignac number, because 22764421063 - 2²⁹ = 22227550151 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 (22764421963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264702528 + ... + 264702613.

It is an arithmetic number, because the mean of its divisors is an integer number (5823456562).

Almost surely, 2^22764421063 is an apocalyptic number.

22764421063 is a deficient number, since it is larger than the sum of its proper divisors (529405185).

22764421063 is an equidigital number, since it uses as much as digits as its factorization.

22764421063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529405184.

The product of its (nonzero) digits is 96768, while the sum is 37.

Adding to 22764421063 its reverse (36012446722), we get a palindrome (58776867785).

The spelling of 22764421063 in words is "twenty-two billion, seven hundred sixty-four million, four hundred twenty-one thousand, sixty-three".