6630346013 has 2 divisors, whose sum is σ = 6630346014. Its totient is φ = 6630346012.

The previous prime is 6630346007. The next prime is 6630346043. The reversal of 6630346013 is 3106430366.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3657588484 + 2972757529 = 60478^2 + 54523^2 .

It is a cyclic number.

It is not a de Polignac number, because 6630346013 - 2⁶ = 6630345949 is a prime.

It is a super-2 number, since 2×6630346013² = 87922976504209992338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6630346043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3315173006 + 3315173007.

It is an arithmetic number, because the mean of its divisors is an integer number (3315173007).

Almost surely, 2^6630346013 is an apocalyptic number.

It is an amenable number.

6630346013 is a deficient number, since it is larger than the sum of its proper divisors (1).

6630346013 is an equidigital number, since it uses as much as digits as its factorization.

6630346013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 32.

The square root of 6630346013 is about 81426.9366548933. The cubic root of 6630346013 is about 1878.6479275113.

Adding to 6630346013 its reverse (3106430366), we get a palindrome (9736776379).

The spelling of 6630346013 in words is "six billion, six hundred thirty million, three hundred forty-six thousand, thirteen".