320006287017 has 12 divisors (see below), whose sum is σ = 462253850500. Its totient is φ = 213327118368.

The previous prime is 320006286953. The next prime is 320006287049. The reversal of 320006287017 is 710782600023.

320006287017 is a `hidden beast` number, since 3 + 20 + 0 + 0 + 628 + 7 + 0 + 1 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10056880656 + 309949406361 = 100284^2 + 556731^2 .

It is not a de Polignac number, because 320006287017 - 2⁶ = 320006286953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320006287087) 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 11 ways as a sum of consecutive naturals, for example, 670078 + ... + 1043559.

Almost surely, 2^320006287017 is an apocalyptic number.

It is an amenable number.

320006287017 is a deficient number, since it is larger than the sum of its proper divisors (142247563483).

320006287017 is a wasteful number, since it uses less digits than its factorization.

320006287017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1734392 (or 1734389 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The spelling of 320006287017 in words is "three hundred twenty billion, six million, two hundred eighty-seven thousand, seventeen".