328302238469 has 2 divisors, whose sum is σ = 328302238470. Its totient is φ = 328302238468.

The previous prime is 328302238399. The next prime is 328302238489. The reversal of 328302238469 is 964832203823.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 225221430625 + 103080807844 = 474575^2 + 321062^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328302238469 is a prime.

It is a super-2 number, since 2×328302238469² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (328302238489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164151119234 + 164151119235.

It is an arithmetic number, because the mean of its divisors is an integer number (164151119235).

Almost surely, 2^328302238469 is an apocalyptic number.

It is an amenable number.

328302238469 is a deficient number, since it is larger than the sum of its proper divisors (1).

328302238469 is an equidigital number, since it uses as much as digits as its factorization.

328302238469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2985984, while the sum is 50.

The spelling of 328302238469 in words is "three hundred twenty-eight billion, three hundred two million, two hundred thirty-eight thousand, four hundred sixty-nine".