6123456689 has 8 divisors (see below), whose sum is σ = 7005098688. Its totient is φ = 5243530320.

The previous prime is 6123456679. The next prime is 6123456739. The reversal of 6123456689 is 9866543216.

6123456689 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 6123456689 - 2²⁸ = 5855021233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6123456679) 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, 421247 + ... + 435540.

It is an arithmetic number, because the mean of its divisors is an integer number (875637336).

Almost surely, 2^6123456689 is an apocalyptic number.

It is an amenable number.

6123456689 is a deficient number, since it is larger than the sum of its proper divisors (881641999).

6123456689 is a wasteful number, since it uses less digits than its factorization.

6123456689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857815.

The product of its digits is 1866240, while the sum is 50.

The square root of 6123456689 is about 78252.5187390157. The cubic root of 6123456689 is about 1829.4991700823.

The spelling of 6123456689 in words is "six billion, one hundred twenty-three million, four hundred fifty-six thousand, six hundred eighty-nine".