1328449548659 has 2 divisors, whose sum is σ = 1328449548660. Its totient is φ = 1328449548658.

The previous prime is 1328449548637. The next prime is 1328449548721. The reversal of 1328449548659 is 9568459448231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1328449548659 - 2²⁰ = 1328448500083 is a prime.

It is a super-3 number, since 3×1328449548659³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1328449548259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664224774329 + 664224774330.

It is an arithmetic number, because the mean of its divisors is an integer number (664224774330).

Almost surely, 2^{1328449548659} is an apocalyptic number.

1328449548659 is a deficient number, since it is larger than the sum of its proper divisors (1).

1328449548659 is an equidigital number, since it uses as much as digits as its factorization.

1328449548659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 298598400, while the sum is 68.

The spelling of 1328449548659 in words is "one trillion, three hundred twenty-eight billion, four hundred forty-nine million, five hundred forty-eight thousand, six hundred fifty-nine".