6666446701 has 8 divisors (see below), whose sum is σ = 6867201600. Its totient is φ = 6467508960.

The previous prime is 6666446681. The next prime is 6666446713. The reversal of 6666446701 is 1076446666.

It is a happy number.

6666446701 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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-6666446701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6666446741) 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, 446841 + ... + 461518.

It is an arithmetic number, because the mean of its divisors is an integer number (858400200).

Almost surely, 2^6666446701 is an apocalyptic number.

It is an amenable number.

6666446701 is a deficient number, since it is larger than the sum of its proper divisors (200754899).

6666446701 is a wasteful number, since it uses less digits than its factorization.

6666446701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908579.

The product of its (nonzero) digits is 870912, while the sum is 46.

The square root of 6666446701 is about 81648.3110725507. The cubic root of 6666446701 is about 1882.0513579726.

The spelling of 6666446701 in words is "six billion, six hundred sixty-six million, four hundred forty-six thousand, seven hundred one".