2006000066 has 16 divisors (see below), whose sum is σ = 3531800256. Its totient is φ = 836478576.

The previous prime is 2006000063. The next prime is 2006000077. The reversal of 2006000066 is 6600006002.

It is not an unprimeable number, because it can be changed into a prime (2006000063) 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, 1935776 + ... + 1936811.

It is an arithmetic number, because the mean of its divisors is an integer number (220737516).

Almost surely, 2^2006000066 is an apocalyptic number.

2006000066 is a deficient number, since it is larger than the sum of its proper divisors (1525800190).

2006000066 is a wasteful number, since it uses less digits than its factorization.

2006000066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3872633.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2006000066 is about 44788.3920899154. The cubic root of 2006000066 is about 1261.1797269509.

Adding to 2006000066 its reverse (6600006002), we get a palindrome (8606006068).

The spelling of 2006000066 in words is "two billion, six million, sixty-six", and thus it is an aban number, an eban number, and an uban number.