328304071287 has 6 divisors (see below), whose sum is σ = 474216991872. Its totient is φ = 218869380852.

The previous prime is 328304071273. The next prime is 328304071289. The reversal of 328304071287 is 782170403823.

328304071287 is a `hidden beast` number, since 328 + 3 + 0 + 40 + 7 + 1 + 287 = 666.

It is not a de Polignac number, because 328304071287 - 2¹² = 328304067191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328304071289) 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, 18239115063 + ... + 18239115080.

It is an arithmetic number, because the mean of its divisors is an integer number (79036165312).

Almost surely, 2^328304071287 is an apocalyptic number.

328304071287 is a deficient number, since it is larger than the sum of its proper divisors (145912920585).

328304071287 is a wasteful number, since it uses less digits than its factorization.

328304071287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36478230149 (or 36478230146 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The spelling of 328304071287 in words is "three hundred twenty-eight billion, three hundred four million, seventy-one thousand, two hundred eighty-seven".