366666695568379 has 2 divisors, whose sum is σ = 366666695568380. Its totient is φ = 366666695568378.

The previous prime is 366666695568353. The next prime is 366666695568427. The reversal of 366666695568379 is 973865596666663.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-366666695568379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 366666695568293 and 366666695568302.

It is not a weakly prime, because it can be changed into another prime (366666695562379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183333347784189 + 183333347784190.

It is an arithmetic number, because the mean of its divisors is an integer number (183333347784190).

Almost surely, 2^{366666695568379} is an apocalyptic number.

366666695568379 is a deficient number, since it is larger than the sum of its proper divisors (1).

366666695568379 is an equidigital number, since it uses as much as digits as its factorization.

366666695568379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 285702681600, while the sum is 91.

The spelling of 366666695568379 in words is "three hundred sixty-six trillion, six hundred sixty-six billion, six hundred ninety-five million, five hundred sixty-eight thousand, three hundred seventy-nine".