8463312256 has 64 divisors (see below), whose sum is σ = 19281818880. Its totient is φ = 3624749568.

The previous prime is 8463312239. The next prime is 8463312257. The reversal of 8463312256 is 6522133648.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8463312257) 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, 2384275 + ... + 2387821.

It is an arithmetic number, because the mean of its divisors is an integer number (301278420).

Almost surely, 2^8463312256 is an apocalyptic number.

It is an amenable number.

8463312256 is an abundant number, since it is smaller than the sum of its proper divisors (10818506624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8463312256 is a wasteful number, since it uses less digits than its factorization.

8463312256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6231 (or 6219 counting only the distinct ones).

The product of its digits is 207360, while the sum is 40.

The square root of 8463312256 is about 91996.2621849388. The cubic root of 8463312256 is about 2037.8871062247.

The spelling of 8463312256 in words is "eight billion, four hundred sixty-three million, three hundred twelve thousand, two hundred fifty-six".