6728052089 has 8 divisors (see below), whose sum is σ = 7359696768. Its totient is φ = 6099741360.

The previous prime is 6728052083. The next prime is 6728052103. The reversal of 6728052089 is 9802508276.

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 6728052089 - 2³² = 2433084793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6728052083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 829262 + ... + 837335.

It is an arithmetic number, because the mean of its divisors is an integer number (919962096).

Almost surely, 2^6728052089 is an apocalyptic number.

It is an amenable number.

6728052089 is a deficient number, since it is larger than the sum of its proper divisors (631644679).

6728052089 is a wasteful number, since it uses less digits than its factorization.

6728052089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666975.

The product of its (nonzero) digits is 483840, while the sum is 47.

The square root of 6728052089 is about 82024.7041384484. The cubic root of 6728052089 is about 1887.8310073929.

The spelling of 6728052089 in words is "six billion, seven hundred twenty-eight million, fifty-two thousand, eighty-nine".