327666377 has 2 divisors, whose sum is σ = 327666378. Its totient is φ = 327666376.

The previous prime is 327666337. The next prime is 327666397. The reversal of 327666377 is 773666723.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 306285001 + 21381376 = 17501^2 + 4624^2 .

It is a cyclic number.

It is not a de Polignac number, because 327666377 - 2¹⁰ = 327665353 is a prime.

It is a super-2 number, since 2×327666377² = 214730509232612258, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (327666337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163833188 + 163833189.

It is an arithmetic number, because the mean of its divisors is an integer number (163833189).

Almost surely, 2^327666377 is an apocalyptic number.

It is an amenable number.

327666377 is a deficient number, since it is larger than the sum of its proper divisors (1).

327666377 is an equidigital number, since it uses as much as digits as its factorization.

327666377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1333584, while the sum is 47.

The square root of 327666377 is about 18101.5573086958. The cubic root of 327666377 is about 689.4095466857.

The spelling of 327666377 in words is "three hundred twenty-seven million, six hundred sixty-six thousand, three hundred seventy-seven".