6716968609 has 8 divisors (see below), whose sum is σ = 7249775400. Its totient is φ = 6186464256.

The previous prime is 6716968607. The next prime is 6716968613. The reversal of 6716968609 is 9068696176.

It can be written as a sum of positive squares in 4 ways, for example, as 111830625 + 6605137984 = 10575^2 + 81272^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6716968609 - 2¹ = 6716968607 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6716968607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 569542 + ... + 581215.

It is an arithmetic number, because the mean of its divisors is an integer number (906221925).

Almost surely, 2^6716968609 is an apocalyptic number.

It is an amenable number.

6716968609 is a deficient number, since it is larger than the sum of its proper divisors (532806791).

6716968609 is a wasteful number, since it uses less digits than its factorization.

6716968609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151219.

The product of its (nonzero) digits is 5878656, while the sum is 58.

The square root of 6716968609 is about 81957.1144501806. The cubic root of 6716968609 is about 1886.7937959752.

The spelling of 6716968609 in words is "six billion, seven hundred sixteen million, nine hundred sixty-eight thousand, six hundred nine".