327783960401 has 2 divisors, whose sum is σ = 327783960402. Its totient is φ = 327783960400.

The previous prime is 327783960359. The next prime is 327783960437. The reversal of 327783960401 is 104069387723.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 271508734225 + 56275226176 = 521065^2 + 237224^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-327783960401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 327783960401.

It is not a weakly prime, because it can be changed into another prime (327783960451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163891980200 + 163891980201.

It is an arithmetic number, because the mean of its divisors is an integer number (163891980201).

Almost surely, 2^327783960401 is an apocalyptic number.

It is an amenable number.

327783960401 is a deficient number, since it is larger than the sum of its proper divisors (1).

327783960401 is an equidigital number, since it uses as much as digits as its factorization.

327783960401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1524096, while the sum is 50.

The spelling of 327783960401 in words is "three hundred twenty-seven billion, seven hundred eighty-three million, nine hundred sixty thousand, four hundred one".