6680788943 has 2 divisors, whose sum is σ = 6680788944. Its totient is φ = 6680788942.

The previous prime is 6680788927. The next prime is 6680788967. The reversal of 6680788943 is 3498870866.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6680788943 - 2⁴ = 6680788927 is a prime.

It is a super-2 number, since 2×6680788943² = 89265881801822114498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6680788903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3340394471 + 3340394472.

It is an arithmetic number, because the mean of its divisors is an integer number (3340394472).

Almost surely, 2^6680788943 is an apocalyptic number.

6680788943 is a deficient number, since it is larger than the sum of its proper divisors (1).

6680788943 is an equidigital number, since it uses as much as digits as its factorization.

6680788943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13934592, while the sum is 59.

The square root of 6680788943 is about 81736.0932697422. The cubic root of 6680788943 is about 1883.4000775538.

The spelling of 6680788943 in words is "six billion, six hundred eighty million, seven hundred eighty-eight thousand, nine hundred forty-three".