6769056557 has 2 divisors, whose sum is σ = 6769056558. Its totient is φ = 6769056556.

The previous prime is 6769056529. The next prime is 6769056563. The reversal of 6769056557 is 7556509676.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6430275721 + 338780836 = 80189^2 + 18406^2 .

It is a cyclic number.

It is not a de Polignac number, because 6769056557 - 2¹⁰ = 6769055533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6769052557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3384528278 + 3384528279.

It is an arithmetic number, because the mean of its divisors is an integer number (3384528279).

Almost surely, 2^6769056557 is an apocalyptic number.

It is an amenable number.

6769056557 is a deficient number, since it is larger than the sum of its proper divisors (1).

6769056557 is an equidigital number, since it uses as much as digits as its factorization.

6769056557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11907000, while the sum is 56.

The square root of 6769056557 is about 82274.2763991273. The cubic root of 6769056557 is about 1891.6584043196.

The spelling of 6769056557 in words is "six billion, seven hundred sixty-nine million, fifty-six thousand, five hundred fifty-seven".