668485300 has 36 divisors (see below), whose sum is σ = 1657845280. Its totient is φ = 229194720.

The previous prime is 668485261. The next prime is 668485313. The reversal of 668485300 is 3584866.

668485300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 476790 + ... + 478189.

Almost surely, 2^668485300 is an apocalyptic number.

It is an amenable number.

668485300 is an abundant number, since it is smaller than the sum of its proper divisors (989359980).

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

668485300 is a wasteful number, since it uses less digits than its factorization.

668485300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955000 (or 954993 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 668485300 is about 25855.0826724650. The cubic root of 668485300 is about 874.3741047793.

The spelling of 668485300 in words is "six hundred sixty-eight million, four hundred eighty-five thousand, three hundred".