6767742253 has 2 divisors, whose sum is σ = 6767742254. Its totient is φ = 6767742252.

The previous prime is 6767742133. The next prime is 6767742257. The reversal of 6767742253 is 3522477676.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5859443209 + 908299044 = 76547^2 + 30138^2 .

It is a cyclic number.

It is not a de Polignac number, because 6767742253 - 2⁹ = 6767741741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6767742197 and 6767742206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6767742257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3383871126 + 3383871127.

It is an arithmetic number, because the mean of its divisors is an integer number (3383871127).

Almost surely, 2^6767742253 is an apocalyptic number.

It is an amenable number.

6767742253 is a deficient number, since it is larger than the sum of its proper divisors (1).

6767742253 is an equidigital number, since it uses as much as digits as its factorization.

6767742253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2963520, while the sum is 49.

The square root of 6767742253 is about 82266.2886788993. The cubic root of 6767742253 is about 1891.5359660293.

The spelling of 6767742253 in words is "six billion, seven hundred sixty-seven million, seven hundred forty-two thousand, two hundred fifty-three".