6746773856 has 24 divisors (see below), whose sum is σ = 13442748984. Its totient is φ = 3332742400.

The previous prime is 6746773853. The next prime is 6746773861. The reversal of 6746773856 is 6583776476.

It is a junction number, because it is equal to n+sod(n) for n = 6746773795 and 6746773804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6746773853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1267445 + ... + 1272756.

It is an arithmetic number, because the mean of its divisors is an integer number (560114541).

Almost surely, 2^6746773856 is an apocalyptic number.

It is an amenable number.

6746773856 is a deficient number, since it is larger than the sum of its proper divisors (6695975128).

6746773856 is a wasteful number, since it uses less digits than its factorization.

6746773856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2540294 (or 2540286 counting only the distinct ones).

The product of its digits is 35562240, while the sum is 59.

The square root of 6746773856 is about 82138.7475921078. The cubic root of 6746773856 is about 1889.5804389552.

The spelling of 6746773856 in words is "six billion, seven hundred forty-six million, seven hundred seventy-three thousand, eight hundred fifty-six".