66301838003 has 2 divisors, whose sum is σ = 66301838004. Its totient is φ = 66301838002.

The previous prime is 66301837951. The next prime is 66301838051. The reversal of 66301838003 is 30083810366.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 66301838003 - 2⁸ = 66301837747 is a prime.

It is not a weakly prime, because it can be changed into another prime (66301838093) 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, 33150919001 + 33150919002.

It is an arithmetic number, because the mean of its divisors is an integer number (33150919002).

Almost surely, 2^66301838003 is an apocalyptic number.

66301838003 is a deficient number, since it is larger than the sum of its proper divisors (1).

66301838003 is an equidigital number, since it uses as much as digits as its factorization.

66301838003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 38.

The spelling of 66301838003 in words is "sixty-six billion, three hundred one million, eight hundred thirty-eight thousand, three".