200668913663 has 2 divisors, whose sum is σ = 200668913664. Its totient is φ = 200668913662.

The previous prime is 200668913659. The next prime is 200668913719. The reversal of 200668913663 is 366319866002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 200668913663 - 2² = 200668913659 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200668913623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100334456831 + 100334456832.

It is an arithmetic number, because the mean of its divisors is an integer number (100334456832).

Almost surely, 2^200668913663 is an apocalyptic number.

200668913663 is a deficient number, since it is larger than the sum of its proper divisors (1).

200668913663 is an equidigital number, since it uses as much as digits as its factorization.

200668913663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1679616, while the sum is 50.

The spelling of 200668913663 in words is "two hundred billion, six hundred sixty-eight million, nine hundred thirteen thousand, six hundred sixty-three".