6641360364203 has 2 divisors, whose sum is σ = 6641360364204. Its totient is φ = 6641360364202.

The previous prime is 6641360364151. The next prime is 6641360364217. The reversal of 6641360364203 is 3024630631466.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6641360364203 - 2¹⁰ = 6641360363179 is a prime.

It is not a weakly prime, because it can be changed into another prime (6641360364253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3320680182101 + 3320680182102.

It is an arithmetic number, because the mean of its divisors is an integer number (3320680182102).

Almost surely, 2^{6641360364203} is an apocalyptic number.

6641360364203 is a deficient number, since it is larger than the sum of its proper divisors (1).

6641360364203 is an equidigital number, since it uses as much as digits as its factorization.

6641360364203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 44.

Adding to 6641360364203 its reverse (3024630631466), we get a palindrome (9665990995669).

The spelling of 6641360364203 in words is "six trillion, six hundred forty-one billion, three hundred sixty million, three hundred sixty-four thousand, two hundred three".