327638045459 has 2 divisors, whose sum is σ = 327638045460. Its totient is φ = 327638045458.

The previous prime is 327638045443. The next prime is 327638045491. The reversal of 327638045459 is 954540836723.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 327638045459 - 2⁴ = 327638045443 is a prime.

It is not a weakly prime, because it can be changed into another prime (327638041459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163819022729 + 163819022730.

It is an arithmetic number, because the mean of its divisors is an integer number (163819022730).

Almost surely, 2^327638045459 is an apocalyptic number.

327638045459 is a deficient number, since it is larger than the sum of its proper divisors (1).

327638045459 is an equidigital number, since it uses as much as digits as its factorization.

327638045459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21772800, while the sum is 56.

The spelling of 327638045459 in words is "three hundred twenty-seven billion, six hundred thirty-eight million, forty-five thousand, four hundred fifty-nine".