6716979349 has 2 divisors, whose sum is σ = 6716979350. Its totient is φ = 6716979348.

The previous prime is 6716979337. The next prime is 6716979377. The reversal of 6716979349 is 9439796176.

6716979349 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4336222500 + 2380756849 = 65850^2 + 48793^2 .

It is a cyclic number.

It is not a de Polignac number, because 6716979349 - 2⁹ = 6716978837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6716979319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3358489674 + 3358489675.

It is an arithmetic number, because the mean of its divisors is an integer number (3358489675).

Almost surely, 2^6716979349 is an apocalyptic number.

It is an amenable number.

6716979349 is a deficient number, since it is larger than the sum of its proper divisors (1).

6716979349 is an equidigital number, since it uses as much as digits as its factorization.

6716979349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15431472, while the sum is 61.

The square root of 6716979349 is about 81957.1799722270. The cubic root of 6716979349 is about 1886.7948015952.

The spelling of 6716979349 in words is "six billion, seven hundred sixteen million, nine hundred seventy-nine thousand, three hundred forty-nine".