312471328864 has 12 divisors (see below), whose sum is σ = 615177928764. Its totient is φ = 156235664416.

The previous prime is 312471328831. The next prime is 312471328867. The reversal of 312471328864 is 468823174213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312471328867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4882364482 + ... + 4882364545.

It is an arithmetic number, because the mean of its divisors is an integer number (51264827397).

Almost surely, 2^312471328864 is an apocalyptic number.

It is an amenable number.

312471328864 is a deficient number, since it is larger than the sum of its proper divisors (302706599900).

312471328864 is an equidigital number, since it uses as much as digits as its factorization.

312471328864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9764729037 (or 9764729029 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 49.

The spelling of 312471328864 in words is "three hundred twelve billion, four hundred seventy-one million, three hundred twenty-eight thousand, eight hundred sixty-four".