6684916607 has 2 divisors, whose sum is σ = 6684916608. Its totient is φ = 6684916606.

The previous prime is 6684916603. The next prime is 6684916631. The reversal of 6684916607 is 7066194866.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6684916607 - 2² = 6684916603 is a prime.

It is a super-2 number, since 2×6684916607² = 89376220085088784898, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6684916603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3342458303 + 3342458304.

It is an arithmetic number, because the mean of its divisors is an integer number (3342458304).

Almost surely, 2^6684916607 is an apocalyptic number.

6684916607 is a deficient number, since it is larger than the sum of its proper divisors (1).

6684916607 is an equidigital number, since it uses as much as digits as its factorization.

6684916607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The square root of 6684916607 is about 81761.3393175528. The cubic root of 6684916607 is about 1883.7878781701.

The spelling of 6684916607 in words is "six billion, six hundred eighty-four million, nine hundred sixteen thousand, six hundred seven".