6681046673 has 16 divisors (see below), whose sum is σ = 7853122560. Its totient is φ = 5563826496.

The previous prime is 6681046643. The next prime is 6681046681. The reversal of 6681046673 is 3766401866.

It is a cyclic number.

It is not a de Polignac number, because 6681046673 - 2¹⁸ = 6680784529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6681046613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165440 + ... + 201822.

It is an arithmetic number, because the mean of its divisors is an integer number (490820160).

Almost surely, 2^6681046673 is an apocalyptic number.

It is an amenable number.

6681046673 is a deficient number, since it is larger than the sum of its proper divisors (1172075887).

6681046673 is a wasteful number, since it uses less digits than its factorization.

6681046673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37136.

The product of its (nonzero) digits is 870912, while the sum is 47.

The square root of 6681046673 is about 81737.6698530121. The cubic root of 6681046673 is about 1883.4242963731.

The spelling of 6681046673 in words is "six billion, six hundred eighty-one million, forty-six thousand, six hundred seventy-three".