206606406002 has 16 divisors (see below), whose sum is σ = 311097552000. Its totient is φ = 102907331280.

The previous prime is 206606405989. The next prime is 206606406023. The reversal of 206606406002 is 200604606602.

It is a self number, because there is not a number n which added to its sum of digits gives 206606406002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4458749 + ... + 4504847.

It is an arithmetic number, because the mean of its divisors is an integer number (19443597000).

Almost surely, 2^206606406002 is an apocalyptic number.

206606406002 is a deficient number, since it is larger than the sum of its proper divisors (104491145998).

206606406002 is a wasteful number, since it uses less digits than its factorization.

206606406002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54641.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 206606406002 in words is "two hundred six billion, six hundred six million, four hundred six thousand, two".