6676724309 has 2 divisors, whose sum is σ = 6676724310. Its totient is φ = 6676724308.

The previous prime is 6676724297. The next prime is 6676724323. The reversal of 6676724309 is 9034276766.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5520044209 + 1156680100 = 74297^2 + 34010^2 .

It is a cyclic number.

It is not a de Polignac number, because 6676724309 - 2⁸ = 6676724053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6676724339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3338362154 + 3338362155.

It is an arithmetic number, because the mean of its divisors is an integer number (3338362155).

Almost surely, 2^6676724309 is an apocalyptic number.

It is an amenable number.

6676724309 is a deficient number, since it is larger than the sum of its proper divisors (1).

6676724309 is an equidigital number, since it uses as much as digits as its factorization.

6676724309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2286144, while the sum is 50.

The square root of 6676724309 is about 81711.2251101402. The cubic root of 6676724309 is about 1883.0180425827.

The spelling of 6676724309 in words is "six billion, six hundred seventy-six million, seven hundred twenty-four thousand, three hundred nine".