6666743671011 has 24 divisors (see below), whose sum is σ = 9872338117824. Its totient is φ = 4332697607040.

The previous prime is 6666743671001. The next prime is 6666743671039. The reversal of 6666743671011 is 1101763476666.

It is not a de Polignac number, because 6666743671011 - 2⁶ = 6666743670947 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (6666743671001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6602811 + ... + 7545236.

It is an arithmetic number, because the mean of its divisors is an integer number (411347421576).

Almost surely, 2^{6666743671011} is an apocalyptic number.

6666743671011 is a deficient number, since it is larger than the sum of its proper divisors (3205594446813).

6666743671011 is a wasteful number, since it uses less digits than its factorization.

6666743671011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14149371 (or 14149368 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 54.

The spelling of 6666743671011 in words is "six trillion, six hundred sixty-six billion, seven hundred forty-three million, six hundred seventy-one thousand, eleven".