4066646713 has 4 divisors (see below), whose sum is σ = 4206875940. Its totient is φ = 3926417488.

The previous prime is 4066646693. The next prime is 4066646747. The reversal of 4066646713 is 3176466604.

4066646713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2382611344 + 1684035369 = 48812^2 + 41037^2 .

It is a cyclic number.

It is not a de Polignac number, because 4066646713 - 2⁹ = 4066646201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4066646713.

It is not an unprimeable number, because it can be changed into a prime (4066640713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70114570 + ... + 70114627.

It is an arithmetic number, because the mean of its divisors is an integer number (1051718985).

Almost surely, 2^4066646713 is an apocalyptic number.

It is an amenable number.

4066646713 is a deficient number, since it is larger than the sum of its proper divisors (140229227).

4066646713 is a wasteful number, since it uses less digits than its factorization.

4066646713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140229226.

The product of its (nonzero) digits is 435456, while the sum is 43.

The square root of 4066646713 is about 63770.2651162750. The cubic root of 4066646713 is about 1596.1687908921.

The spelling of 4066646713 in words is "four billion, sixty-six million, six hundred forty-six thousand, seven hundred thirteen".