663413314327 has 2 divisors, whose sum is σ = 663413314328. Its totient is φ = 663413314326.

The previous prime is 663413314309. The next prime is 663413314367. The reversal of 663413314327 is 723413314366.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 663413314327 - 2²³ = 663404925719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (663413314367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331706657163 + 331706657164.

It is an arithmetic number, because the mean of its divisors is an integer number (331706657164).

Almost surely, 2^663413314327 is an apocalyptic number.

663413314327 is a deficient number, since it is larger than the sum of its proper divisors (1).

663413314327 is an equidigital number, since it uses as much as digits as its factorization.

663413314327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 653184, while the sum is 43.

The spelling of 663413314327 in words is "six hundred sixty-three billion, four hundred thirteen million, three hundred fourteen thousand, three hundred twenty-seven".