6774081373 has 4 divisors (see below), whose sum is σ = 6775497148. Its totient is φ = 6772665600.

The previous prime is 6774081359. The next prime is 6774081389. The reversal of 6774081373 is 3731804776.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3229307929 + 3544773444 = 56827^2 + 59538^2 .

It is a cyclic number.

It is not a de Polignac number, because 6774081373 - 2²⁵ = 6740526941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6774081473) 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, 700686 + ... + 710287.

It is an arithmetic number, because the mean of its divisors is an integer number (1693874287).

Almost surely, 2^6774081373 is an apocalyptic number.

It is an amenable number.

6774081373 is a deficient number, since it is larger than the sum of its proper divisors (1415775).

6774081373 is a wasteful number, since it uses less digits than its factorization.

6774081373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1415774.

The product of its (nonzero) digits is 592704, while the sum is 46.

The square root of 6774081373 is about 82304.8077149810. The cubic root of 6774081373 is about 1892.1263614283.

The spelling of 6774081373 in words is "six billion, seven hundred seventy-four million, eighty-one thousand, three hundred seventy-three".