6767140399 has 2 divisors, whose sum is σ = 6767140400. Its totient is φ = 6767140398.

The previous prime is 6767140397. The next prime is 6767140439. The reversal of 6767140399 is 9930417676.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6767140399 - 2¹ = 6767140397 is a prime.

Together with 6767140397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6767140397) 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 as a sum of consecutive naturals, namely, 3383570199 + 3383570200.

It is an arithmetic number, because the mean of its divisors is an integer number (3383570200).

Almost surely, 2^6767140399 is an apocalyptic number.

6767140399 is a deficient number, since it is larger than the sum of its proper divisors (1).

6767140399 is an equidigital number, since it uses as much as digits as its factorization.

6767140399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1714608, while the sum is 52.

The square root of 6767140399 is about 82262.6306350581. The cubic root of 6767140399 is about 1891.4798930588.

The spelling of 6767140399 in words is "six billion, seven hundred sixty-seven million, one hundred forty thousand, three hundred ninety-nine".