1328251716199 has 2 divisors, whose sum is σ = 1328251716200. Its totient is φ = 1328251716198.

The previous prime is 1328251716167. The next prime is 1328251716247. The reversal of 1328251716199 is 9916171528231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1328251716199 - 2⁵ = 1328251716167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1328251716119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664125858099 + 664125858100.

It is an arithmetic number, because the mean of its divisors is an integer number (664125858100).

Almost surely, 2^{1328251716199} is an apocalyptic number.

1328251716199 is a deficient number, since it is larger than the sum of its proper divisors (1).

1328251716199 is an equidigital number, since it uses as much as digits as its factorization.

1328251716199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 55.

The spelling of 1328251716199 in words is "one trillion, three hundred twenty-eight billion, two hundred fifty-one million, seven hundred sixteen thousand, one hundred ninety-nine".