8563042443 has 8 divisors (see below), whose sum is σ = 12089001168. Its totient is φ = 5372889344.

The previous prime is 8563042427. The next prime is 8563042447. The reversal of 8563042443 is 3442403658.

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 8563042443 - 2⁴ = 8563042427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8563042447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83951346 + ... + 83951447.

It is an arithmetic number, because the mean of its divisors is an integer number (1511125146).

Almost surely, 2^8563042443 is an apocalyptic number.

8563042443 is a deficient number, since it is larger than the sum of its proper divisors (3525958725).

8563042443 is a wasteful number, since it uses less digits than its factorization.

8563042443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167902813.

The product of its (nonzero) digits is 276480, while the sum is 39.

The square root of 8563042443 is about 92536.7086241995. The cubic root of 8563042443 is about 2045.8605698516.

The spelling of 8563042443 in words is "eight billion, five hundred sixty-three million, forty-two thousand, four hundred forty-three".