312498688347 has 6 divisors (see below), whose sum is σ = 451386994292. Its totient is φ = 208332458892.

The previous prime is 312498688289. The next prime is 312498688349. The reversal of 312498688347 is 743886894213.

312498688347 is a `hidden beast` number, since 3 + 1 + 2 + 498 + 68 + 83 + 4 + 7 = 666.

It is not a de Polignac number, because 312498688347 - 2¹⁶ = 312498622811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312498688349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17361038233 + ... + 17361038250.

Almost surely, 2^312498688347 is an apocalyptic number.

312498688347 is a deficient number, since it is larger than the sum of its proper divisors (138888305945).

312498688347 is a wasteful number, since it uses less digits than its factorization.

312498688347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34722076489 (or 34722076486 counting only the distinct ones).

The product of its digits is 55738368, while the sum is 63.

The spelling of 312498688347 in words is "three hundred twelve billion, four hundred ninety-eight million, six hundred eighty-eight thousand, three hundred forty-seven".