6826676067749 has 2 divisors, whose sum is σ = 6826676067750. Its totient is φ = 6826676067748.

The previous prime is 6826676067709. The next prime is 6826676067791. The reversal of 6826676067749 is 9477606766286.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5514127775524 + 1312548292225 = 2348218^2 + 1145665^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6826676067749 is a prime.

It is a super-2 number, since 2×6826676067749² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6826676067709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3413338033874 + 3413338033875.

It is an arithmetic number, because the mean of its divisors is an integer number (3413338033875).

Almost surely, 2^{6826676067749} is an apocalyptic number.

It is an amenable number.

6826676067749 is a deficient number, since it is larger than the sum of its proper divisors (1).

6826676067749 is an equidigital number, since it uses as much as digits as its factorization.

6826676067749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536288768, while the sum is 74.

The spelling of 6826676067749 in words is "six trillion, eight hundred twenty-six billion, six hundred seventy-six million, sixty-seven thousand, seven hundred forty-nine".