6458628685 has 8 divisors (see below), whose sum is σ = 7755127776. Its totient is φ = 5163720720.

The previous prime is 6458628677. The next prime is 6458628769. The reversal of 6458628685 is 5868268546.

6458628685 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 6458628685 - 2³ = 6458628677 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 388831 + ... + 405100.

It is an arithmetic number, because the mean of its divisors is an integer number (969390972).

Almost surely, 2^6458628685 is an apocalyptic number.

It is an amenable number.

6458628685 is a deficient number, since it is larger than the sum of its proper divisors (1296499091).

6458628685 is a wasteful number, since it uses less digits than its factorization.

6458628685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795563.

The product of its digits is 22118400, while the sum is 58.

The square root of 6458628685 is about 80365.5939130671. The cubic root of 6458628685 is about 1862.2876893256.

The spelling of 6458628685 in words is "six billion, four hundred fifty-eight million, six hundred twenty-eight thousand, six hundred eighty-five".