6780226545767 has 2 divisors, whose sum is σ = 6780226545768. Its totient is φ = 6780226545766.

The previous prime is 6780226545739. The next prime is 6780226545809. The reversal of 6780226545767 is 7675456220876.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6780226545767 - 2²⁶ = 6780159436903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6780226542767) 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, 3390113272883 + 3390113272884.

It is an arithmetic number, because the mean of its divisors is an integer number (3390113272884).

Almost surely, 2^{6780226545767} is an apocalyptic number.

6780226545767 is a deficient number, since it is larger than the sum of its proper divisors (1).

6780226545767 is an equidigital number, since it uses as much as digits as its factorization.

6780226545767 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 237081600, while the sum is 65.

The spelling of 6780226545767 in words is "six trillion, seven hundred eighty billion, two hundred twenty-six million, five hundred forty-five thousand, seven hundred sixty-seven".