6666496033 has 2 divisors, whose sum is σ = 6666496034. Its totient is φ = 6666496032.

The previous prime is 6666495989. The next prime is 6666496037. The reversal of 6666496033 is 3306946666.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6663783424 + 2712609 = 81632^2 + 1647^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6666496033 is a prime.

It is not a weakly prime, because it can be changed into another prime (6666496037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3333248016 + 3333248017.

It is an arithmetic number, because the mean of its divisors is an integer number (3333248017).

Almost surely, 2^6666496033 is an apocalyptic number.

It is an amenable number.

6666496033 is a deficient number, since it is larger than the sum of its proper divisors (1).

6666496033 is an equidigital number, since it uses as much as digits as its factorization.

6666496033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2519424, while the sum is 49.

The square root of 6666496033 is about 81648.6131725457. The cubic root of 6666496033 is about 1882.0560003823.

The spelling of 6666496033 in words is "six billion, six hundred sixty-six million, four hundred ninety-six thousand, thirty-three".