668910300 has 36 divisors (see below), whose sum is σ = 1935381336. Its totient is φ = 178376000.

The previous prime is 668910299. The next prime is 668910313. The reversal of 668910300 is 3019866.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

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, 1114551 + ... + 1115150.

Almost surely, 2^668910300 is an apocalyptic number.

668910300 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

668910300 is an abundant number, since it is smaller than the sum of its proper divisors (1266471036).

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

668910300 is a wasteful number, since it uses less digits than its factorization.

668910300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2229718 (or 2229711 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 668910300 is about 25863.3002534479. The cubic root of 668910300 is about 874.5593645351.

The spelling of 668910300 in words is "six hundred sixty-eight million, nine hundred ten thousand, three hundred".