6458066660 has 12 divisors (see below), whose sum is σ = 13561940028. Its totient is φ = 2583226656.

The previous prime is 6458066609. The next prime is 6458066677. The reversal of 6458066660 is 666608546.

It can be written as a sum of positive squares in 2 ways, for example, as 3708322816 + 2749743844 = 60896^2 + 52438^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161451647 + ... + 161451686.

It is an arithmetic number, because the mean of its divisors is an integer number (1130161669).

Almost surely, 2^6458066660 is an apocalyptic number.

It is an amenable number.

6458066660 is an abundant number, since it is smaller than the sum of its proper divisors (7103873368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6458066660 is a wasteful number, since it uses less digits than its factorization.

6458066660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322903342 (or 322903340 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 47.

The square root of 6458066660 is about 80362.0971602907. The cubic root of 6458066660 is about 1862.2336694683.

The spelling of 6458066660 in words is "six billion, four hundred fifty-eight million, sixty-six thousand, six hundred sixty".