8312563893875 has 8 divisors (see below), whose sum is σ = 10374079739712. Its totient is φ = 6650051115000.

The previous prime is 8312563893871. The next prime is 8312563893943. The reversal of 8312563893875 is 5783983652138.

It is a happy number.

It is not a de Polignac number, because 8312563893875 - 2² = 8312563893871 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8312563893871) 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, 33250255451 + ... + 33250255700.

It is an arithmetic number, because the mean of its divisors is an integer number (1296759967464).

Almost surely, 2^{8312563893875} is an apocalyptic number.

8312563893875 is a deficient number, since it is larger than the sum of its proper divisors (2061515845837).

8312563893875 is an equidigital number, since it uses as much as digits as its factorization.

8312563893875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66500511166 (or 66500511156 counting only the distinct ones).

The product of its digits is 261273600, while the sum is 68.

The spelling of 8312563893875 in words is "eight trillion, three hundred twelve billion, five hundred sixty-three million, eight hundred ninety-three thousand, eight hundred seventy-five".