6744043741 has 4 divisors (see below), whose sum is σ = 6744993984. Its totient is φ = 6743093500.

The previous prime is 6744043729. The next prime is 6744043751. The reversal of 6744043741 is 1473404476.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6744043741 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6744043694 and 6744043703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6744043751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464395 + ... + 478696.

It is an arithmetic number, because the mean of its divisors is an integer number (1686248496).

Almost surely, 2^6744043741 is an apocalyptic number.

It is an amenable number.

6744043741 is a deficient number, since it is larger than the sum of its proper divisors (950243).

6744043741 is an equidigital number, since it uses as much as digits as its factorization.

6744043741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950242.

The product of its (nonzero) digits is 225792, while the sum is 40.

The square root of 6744043741 is about 82122.1269877979. The cubic root of 6744043741 is about 1889.3255285833.

The spelling of 6744043741 in words is "six billion, seven hundred forty-four million, forty-three thousand, seven hundred forty-one".