8463434864 has 40 divisors (see below), whose sum is σ = 16518286512. Its totient is φ = 4200768000.

The previous prime is 8463434851. The next prime is 8463434869. The reversal of 8463434864 is 4684343648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8463434869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1253642 + ... + 1260374.

Almost surely, 2^8463434864 is an apocalyptic number.

It is an amenable number.

8463434864 is a deficient number, since it is larger than the sum of its proper divisors (8054851648).

8463434864 is a wasteful number, since it uses less digits than its factorization.

8463434864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7305 (or 7299 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 50.

The square root of 8463434864 is about 91996.9285574252. The cubic root of 8463434864 is about 2037.8969471336.

The spelling of 8463434864 in words is "eight billion, four hundred sixty-three million, four hundred thirty-four thousand, eight hundred sixty-four".