6743800137769 has 2 divisors, whose sum is σ = 6743800137770. Its totient is φ = 6743800137768.

The previous prime is 6743800137653. The next prime is 6743800137857. The reversal of 6743800137769 is 9677310083476.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3446350909225 + 3297449228544 = 1856435^2 + 1815888^2 .

It is a cyclic number.

It is not a de Polignac number, because 6743800137769 - 2²⁷ = 6743665920041 is a prime.

It is a super-2 number, since 2×6743800137769² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6743800137169) 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, 3371900068884 + 3371900068885.

It is an arithmetic number, because the mean of its divisors is an integer number (3371900068885).

Almost surely, 2^{6743800137769} is an apocalyptic number.

It is an amenable number.

6743800137769 is a deficient number, since it is larger than the sum of its proper divisors (1).

6743800137769 is an equidigital number, since it uses as much as digits as its factorization.

6743800137769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32006016, while the sum is 61.

The spelling of 6743800137769 in words is "six trillion, seven hundred forty-three billion, eight hundred million, one hundred thirty-seven thousand, seven hundred sixty-nine".