6699716330 has 16 divisors (see below), whose sum is σ = 12070874664. Its totient is φ = 2677356480.

The previous prime is 6699716291. The next prime is 6699716339. The reversal of 6699716330 is 336179966.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6211173721 + 488542609 = 78811^2 + 22103^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6699716339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305117 + ... + 326336.

Almost surely, 2^6699716330 is an apocalyptic number.

6699716330 is a deficient number, since it is larger than the sum of its proper divisors (5371158334).

6699716330 is a wasteful number, since it uses less digits than its factorization.

6699716330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632521.

The product of its (nonzero) digits is 1102248, while the sum is 50.

The square root of 6699716330 is about 81851.7949100690. The cubic root of 6699716330 is about 1885.1770248886.

The spelling of 6699716330 in words is "six billion, six hundred ninety-nine million, seven hundred sixteen thousand, three hundred thirty".