6813743774 has 8 divisors (see below), whose sum is σ = 10221002280. Its totient is φ = 3406743016.

The previous prime is 6813743747. The next prime is 6813743777. The reversal of 6813743774 is 4773473186.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×6813743774³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6813743777) 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 3 ways as a sum of consecutive naturals, for example, 28412 + ... + 120144.

It is an arithmetic number, because the mean of its divisors is an integer number (1277625285).

Almost surely, 2^6813743774 is an apocalyptic number.

6813743774 is a deficient number, since it is larger than the sum of its proper divisors (3407258506).

6813743774 is a wasteful number, since it uses less digits than its factorization.

6813743774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128874.

The product of its digits is 2370816, while the sum is 50.

The square root of 6813743774 is about 82545.4043178662. The cubic root of 6813743774 is about 1895.8119919492.

The spelling of 6813743774 in words is "six billion, eight hundred thirteen million, seven hundred forty-three thousand, seven hundred seventy-four".