6744143369 has 2 divisors, whose sum is σ = 6744143370. Its totient is φ = 6744143368.

The previous prime is 6744143359. The next prime is 6744143381. The reversal of 6744143369 is 9633414476.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6191329225 + 552814144 = 78685^2 + 23512^2 .

It is a cyclic number.

It is not a de Polignac number, because 6744143369 - 2²⁴ = 6727366153 is a prime.

It is a super-2 number, since 2×6744143369² = 90966939563253340322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6744143359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3372071684 + 3372071685.

It is an arithmetic number, because the mean of its divisors is an integer number (3372071685).

Almost surely, 2^6744143369 is an apocalyptic number.

It is an amenable number.

6744143369 is a deficient number, since it is larger than the sum of its proper divisors (1).

6744143369 is an equidigital number, since it uses as much as digits as its factorization.

6744143369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 47.

The square root of 6744143369 is about 82122.7335699440. The cubic root of 6744143369 is about 1889.3348320420.

The spelling of 6744143369 in words is "six billion, seven hundred forty-four million, one hundred forty-three thousand, three hundred sixty-nine".