328470350569 has 2 divisors, whose sum is σ = 328470350570. Its totient is φ = 328470350568.

The previous prime is 328470350567. The next prime is 328470350651. The reversal of 328470350569 is 965053074823.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 204557198400 + 123913152169 = 452280^2 + 352013^2 .

It is a cyclic number.

It is not a de Polignac number, because 328470350569 - 2¹ = 328470350567 is a prime.

It is a super-2 number, since 2×328470350569² (a number of 24 digits) contains 22 as substring.

Together with 328470350567, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (328470350563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164235175284 + 164235175285.

It is an arithmetic number, because the mean of its divisors is an integer number (164235175285).

Almost surely, 2^328470350569 is an apocalyptic number.

It is an amenable number.

328470350569 is a deficient number, since it is larger than the sum of its proper divisors (1).

328470350569 is an equidigital number, since it uses as much as digits as its factorization.

328470350569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5443200, while the sum is 52.

The spelling of 328470350569 in words is "three hundred twenty-eight billion, four hundred seventy million, three hundred fifty thousand, five hundred sixty-nine".