8563042444 has 12 divisors (see below), whose sum is σ = 16347626568. Its totient is φ = 3892292000.

The previous prime is 8563042427. The next prime is 8563042447. The reversal of 8563042444 is 4442403658.

It is a junction number, because it is equal to n+sod(n) for n = 8563042397 and 8563042406.

It is not an unprimeable number, because it can be changed into a prime (8563042447) 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, 97307257 + ... + 97307344.

It is an arithmetic number, because the mean of its divisors is an integer number (1362302214).

Almost surely, 2^8563042444 is an apocalyptic number.

It is an amenable number.

8563042444 is a deficient number, since it is larger than the sum of its proper divisors (7784584124).

8563042444 is a wasteful number, since it uses less digits than its factorization.

8563042444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194614616 (or 194614614 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 40.

The square root of 8563042444 is about 92536.7086296028. The cubic root of 8563042444 is about 2045.8605699313.

The spelling of 8563042444 in words is "eight billion, five hundred sixty-three million, forty-two thousand, four hundred forty-four".