6667066739993 has 8 divisors (see below), whose sum is σ = 7273411363296. Its totient is φ = 6060763391200.

The previous prime is 6667066739981. The next prime is 6667066740049. The reversal of 6667066739993 is 3999376607666.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6667066739993 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6667066739923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9980396 + ... + 10627437.

It is an arithmetic number, because the mean of its divisors is an integer number (909176420412).

Almost surely, 2^{6667066739993} is an apocalyptic number.

It is an amenable number.

6667066739993 is a deficient number, since it is larger than the sum of its proper divisors (606344623303).

6667066739993 is a wasteful number, since it uses less digits than its factorization.

6667066739993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20637255.

The product of its (nonzero) digits is 2499898464, while the sum is 77.

The spelling of 6667066739993 in words is "six trillion, six hundred sixty-seven billion, sixty-six million, seven hundred thirty-nine thousand, nine hundred ninety-three".