6563563323 has 8 divisors (see below), whose sum is σ = 8756686848. Its totient is φ = 4373074344.

The previous prime is 6563563289. The next prime is 6563563333. The reversal of 6563563323 is 3233653656.

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

It is not a de Polignac number, because 6563563323 - 2³⁰ = 5489821499 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (6563563333) 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, 652815 + ... + 662792.

It is an arithmetic number, because the mean of its divisors is an integer number (1094585856).

Almost surely, 2^6563563323 is an apocalyptic number.

6563563323 is a deficient number, since it is larger than the sum of its proper divisors (2193123525).

6563563323 is a wasteful number, since it uses less digits than its factorization.

6563563323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1317273.

The product of its digits is 874800, while the sum is 42.

The square root of 6563563323 is about 81015.8214363096. The cubic root of 6563563323 is about 1872.3192099501.

The spelling of 6563563323 in words is "six billion, five hundred sixty-three million, five hundred sixty-three thousand, three hundred twenty-three".