6330140666 has 16 divisors (see below), whose sum is σ = 9832458240. Its totient is φ = 3053299440.

The previous prime is 6330140659. The next prime is 6330140669. The reversal of 6330140666 is 6660410336.

It is not an unprimeable number, because it can be changed into a prime (6330140669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141386 + ... + 180693.

It is an arithmetic number, because the mean of its divisors is an integer number (614528640).

Almost surely, 2^6330140666 is an apocalyptic number.

6330140666 is a deficient number, since it is larger than the sum of its proper divisors (3502317574).

6330140666 is a wasteful number, since it uses less digits than its factorization.

6330140666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322429.

The product of its (nonzero) digits is 46656, while the sum is 35.

The square root of 6330140666 is about 79562.1811289761. The cubic root of 6330140666 is about 1849.8554224488.

The spelling of 6330140666 in words is "six billion, three hundred thirty million, one hundred forty thousand, six hundred sixty-six".