6676134749 has 2 divisors, whose sum is σ = 6676134750. Its totient is φ = 6676134748.

The previous prime is 6676134743. The next prime is 6676134811. The reversal of 6676134749 is 9474316766.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6318660100 + 357474649 = 79490^2 + 18907^2 .

It is a cyclic number.

It is not a de Polignac number, because 6676134749 - 2²⁸ = 6407699293 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6676134749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6676134743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3338067374 + 3338067375.

It is an arithmetic number, because the mean of its divisors is an integer number (3338067375).

Almost surely, 2^6676134749 is an apocalyptic number.

It is an amenable number.

6676134749 is a deficient number, since it is larger than the sum of its proper divisors (1).

6676134749 is an equidigital number, since it uses as much as digits as its factorization.

6676134749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4572288, while the sum is 53.

The square root of 6676134749 is about 81707.6174478243. The cubic root of 6676134749 is about 1882.9626169606.

The spelling of 6676134749 in words is "six billion, six hundred seventy-six million, one hundred thirty-four thousand, seven hundred forty-nine".