328401295513 has 2 divisors, whose sum is σ = 328401295514. Its totient is φ = 328401295512.

The previous prime is 328401295507. The next prime is 328401295561. The reversal of 328401295513 is 315592104823.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 254592903184 + 73808392329 = 504572^2 + 271677^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328401295513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 328401295513.

It is not a weakly prime, because it can be changed into another prime (328401298513) 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 as a sum of consecutive naturals, namely, 164200647756 + 164200647757.

It is an arithmetic number, because the mean of its divisors is an integer number (164200647757).

Almost surely, 2^328401295513 is an apocalyptic number.

It is an amenable number.

328401295513 is a deficient number, since it is larger than the sum of its proper divisors (1).

328401295513 is an equidigital number, since it uses as much as digits as its factorization.

328401295513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 328401295513 in words is "three hundred twenty-eight billion, four hundred one million, two hundred ninety-five thousand, five hundred thirteen".