6768687371 has 2 divisors, whose sum is σ = 6768687372. Its totient is φ = 6768687370.

The previous prime is 6768687361. The next prime is 6768687383. The reversal of 6768687371 is 1737868676.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6768687371 - 2¹⁰ = 6768686347 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6768687371.

It is not a weakly prime, because it can be changed into another prime (6768687311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3384343685 + 3384343686.

It is an arithmetic number, because the mean of its divisors is an integer number (3384343686).

Almost surely, 2^6768687371 is an apocalyptic number.

6768687371 is a deficient number, since it is larger than the sum of its proper divisors (1).

6768687371 is an equidigital number, since it uses as much as digits as its factorization.

6768687371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14224896, while the sum is 59.

The square root of 6768687371 is about 82272.0327389569. The cubic root of 6768687371 is about 1891.6240131904.

The spelling of 6768687371 in words is "six billion, seven hundred sixty-eight million, six hundred eighty-seven thousand, three hundred seventy-one".