6768846529 has 9 divisors (see below), whose sum is σ = 7012775497. Its totient is φ = 6533134384.

The previous prime is 6768846527. The next prime is 6768846541. The reversal of 6768846529 is 9256488676.

The square root of 6768846529 is 82273.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 2001220225 + 4767626304 = 44735^2 + 69048^2 .

It is not a de Polignac number, because 6768846529 - 2¹ = 6768846527 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6768846521) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2384499 + ... + 2387335.

Almost surely, 2^6768846529 is an apocalyptic number.

6768846529 is the 82273-rd square number.

6768846529 is the 41137-th centered octagonal number.

It is an amenable number.

6768846529 is a deficient number, since it is larger than the sum of its proper divisors (243928968).

6768846529 is an frugal number, since it uses more digits than its factorization.

6768846529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5732 (or 2866 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 61.

The cubic root of 6768846529 is about 1891.6388395380.

The spelling of 6768846529 in words is "six billion, seven hundred sixty-eight million, eight hundred forty-six thousand, five hundred twenty-nine".