6774504738269 has 2 divisors, whose sum is σ = 6774504738270. Its totient is φ = 6774504738268.

The previous prime is 6774504738251. The next prime is 6774504738277. The reversal of 6774504738269 is 9628374054776.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6012353040100 + 762151698169 = 2452010^2 + 873013^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6774504738269 is a prime.

It is a super-2 number, since 2×6774504738269² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6774504738199 and 6774504738208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6774504738229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3387252369134 + 3387252369135.

It is an arithmetic number, because the mean of its divisors is an integer number (3387252369135).

Almost surely, 2^{6774504738269} is an apocalyptic number.

It is an amenable number.

6774504738269 is a deficient number, since it is larger than the sum of its proper divisors (1).

6774504738269 is an equidigital number, since it uses as much as digits as its factorization.

6774504738269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 426746880, while the sum is 68.

The spelling of 6774504738269 in words is "six trillion, seven hundred seventy-four billion, five hundred four million, seven hundred thirty-eight thousand, two hundred sixty-nine".