6489625166 has 8 divisors (see below), whose sum is σ = 9857658720. Its totient is φ = 3203738928.

The previous prime is 6489625111. The next prime is 6489625183. The reversal of 6489625166 is 6615269846.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 20536631 + ... + 20536946.

It is an arithmetic number, because the mean of its divisors is an integer number (1232207340).

Almost surely, 2^6489625166 is an apocalyptic number.

6489625166 is a deficient number, since it is larger than the sum of its proper divisors (3368033554).

6489625166 is a wasteful number, since it uses less digits than its factorization.

6489625166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41073658.

The product of its digits is 3732480, while the sum is 53.

The square root of 6489625166 is about 80558.2097988777. The cubic root of 6489625166 is about 1865.2621218736.

The spelling of 6489625166 in words is "six billion, four hundred eighty-nine million, six hundred twenty-five thousand, one hundred sixty-six".