663363204341 has 2 divisors, whose sum is σ = 663363204342. Its totient is φ = 663363204340.

The previous prime is 663363204323. The next prime is 663363204349. The reversal of 663363204341 is 143402363366.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 619139217316 + 44223987025 = 786854^2 + 210295^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-663363204341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (663363204349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331681602170 + 331681602171.

It is an arithmetic number, because the mean of its divisors is an integer number (331681602171).

Almost surely, 2^663363204341 is an apocalyptic number.

It is an amenable number.

663363204341 is a deficient number, since it is larger than the sum of its proper divisors (1).

663363204341 is an equidigital number, since it uses as much as digits as its factorization.

663363204341 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 41.

The spelling of 663363204341 in words is "six hundred sixty-three billion, three hundred sixty-three million, two hundred four thousand, three hundred forty-one".