6667333340666 has 16 divisors (see below), whose sum is σ = 10054954313640. Its totient is φ = 3315711705600.

The previous prime is 6667333340597. The next prime is 6667333340741. The reversal of 6667333340666 is 6660433337666.

It can be written as a sum of positive squares in 4 ways, for example, as 6614078086225 + 53255254441 = 2571785^2 + 230771^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7002635 + ... + 7897566.

Almost surely, 2^{6667333340666} is an apocalyptic number.

6667333340666 is a deficient number, since it is larger than the sum of its proper divisors (3387620972974).

6667333340666 is a wasteful number, since it uses less digits than its factorization.

6667333340666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14901409.

The product of its (nonzero) digits is 105815808, while the sum is 59.

The spelling of 6667333340666 in words is "six trillion, six hundred sixty-seven billion, three hundred thirty-three million, three hundred forty thousand, six hundred sixty-six".