6717567089 has 2 divisors, whose sum is σ = 6717567090. Its totient is φ = 6717567088.

The previous prime is 6717567061. The next prime is 6717567133. The reversal of 6717567089 is 9807657176.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5532830689 + 1184736400 = 74383^2 + 34420^2 .

It is a cyclic number.

It is not a de Polignac number, because 6717567089 - 2²⁰ = 6716518513 is a prime.

It is not a weakly prime, because it can be changed into another prime (6717567589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3358783544 + 3358783545.

It is an arithmetic number, because the mean of its divisors is an integer number (3358783545).

Almost surely, 2^6717567089 is an apocalyptic number.

It is an amenable number.

6717567089 is a deficient number, since it is larger than the sum of its proper divisors (1).

6717567089 is an equidigital number, since it uses as much as digits as its factorization.

6717567089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4445280, while the sum is 56.

The square root of 6717567089 is about 81960.7655466931. The cubic root of 6717567089 is about 1886.8498319085.

The spelling of 6717567089 in words is "six billion, seven hundred seventeen million, five hundred sixty-seven thousand, eighty-nine".