20008964636303 has 2 divisors, whose sum is σ = 20008964636304. Its totient is φ = 20008964636302.

The previous prime is 20008964636281. The next prime is 20008964636327. The reversal of 20008964636303 is 30363646980002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20008964636303 - 2²⁰ = 20008963587727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20008964636363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10004482318151 + 10004482318152.

It is an arithmetic number, because the mean of its divisors is an integer number (10004482318152).

Almost surely, 2^{20008964636303} is an apocalyptic number.

20008964636303 is a deficient number, since it is larger than the sum of its proper divisors (1).

20008964636303 is an equidigital number, since it uses as much as digits as its factorization.

20008964636303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3359232, while the sum is 50.

The spelling of 20008964636303 in words is "twenty trillion, eight billion, nine hundred sixty-four million, six hundred thirty-six thousand, three hundred three".