6740777767 has 2 divisors, whose sum is σ = 6740777768. Its totient is φ = 6740777766.

The previous prime is 6740777759. The next prime is 6740777783. The reversal of 6740777767 is 7677770476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6740777767 - 2³ = 6740777759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6740777717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3370388883 + 3370388884.

It is an arithmetic number, because the mean of its divisors is an integer number (3370388884).

Almost surely, 2^6740777767 is an apocalyptic number.

6740777767 is a deficient number, since it is larger than the sum of its proper divisors (1).

6740777767 is an equidigital number, since it uses as much as digits as its factorization.

6740777767 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16941456, while the sum is 58.

The square root of 6740777767 is about 82102.2397197543. The cubic root of 6740777767 is about 1889.0204947574.

The spelling of 6740777767 in words is "six billion, seven hundred forty million, seven hundred seventy-seven thousand, seven hundred sixty-seven".