6743661273 has 24 divisors (see below), whose sum is σ = 9915377472. Its totient is φ = 4415849568.

The previous prime is 6743661271. The next prime is 6743661307. The reversal of 6743661273 is 3721663476.

It is not a de Polignac number, because 6743661273 - 2¹ = 6743661271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6743661271) 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 in 23 ways as a sum of consecutive naturals, for example, 103140 + ... + 155322.

It is an arithmetic number, because the mean of its divisors is an integer number (413140728).

Almost surely, 2^6743661273 is an apocalyptic number.

It is an amenable number.

6743661273 is a deficient number, since it is larger than the sum of its proper divisors (3171716199).

6743661273 is a wasteful number, since it uses less digits than its factorization.

6743661273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52445 (or 52442 counting only the distinct ones).

The product of its digits is 762048, while the sum is 45.

The square root of 6743661273 is about 82119.7983010187. The cubic root of 6743661273 is about 1889.2898121178.

The spelling of 6743661273 in words is "six billion, seven hundred forty-three million, six hundred sixty-one thousand, two hundred seventy-three".