666314044 has 12 divisors (see below), whose sum is σ = 1272054168. Its totient is φ = 302870000.

The previous prime is 666314003. The next prime is 666314113. The reversal of 666314044 is 440413666.

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, 7571707 + ... + 7571794.

It is an arithmetic number, because the mean of its divisors is an integer number (106004514).

Almost surely, 2^666314044 is an apocalyptic number.

It is an amenable number.

666314044 is a deficient number, since it is larger than the sum of its proper divisors (605740124).

666314044 is a wasteful number, since it uses less digits than its factorization.

666314044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15143516 (or 15143514 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 666314044 is about 25813.0595629422. The cubic root of 666314044 is about 873.4264154360.

The spelling of 666314044 in words is "six hundred sixty-six million, three hundred fourteen thousand, forty-four".