206404230606 has 16 divisors (see below), whose sum is σ = 471781098624. Its totient is φ = 58972637304.

The previous prime is 206404230589. The next prime is 206404230619. The reversal of 206404230606 is 606032404602.

206404230606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2457193180 + ... + 2457193263.

It is an arithmetic number, because the mean of its divisors is an integer number (29486318664).

Almost surely, 2^206404230606 is an apocalyptic number.

206404230606 is an abundant number, since it is smaller than the sum of its proper divisors (265376868018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

206404230606 is a wasteful number, since it uses less digits than its factorization.

206404230606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4914386455.

The product of its (nonzero) digits is 41472, while the sum is 33.

The spelling of 206404230606 in words is "two hundred six billion, four hundred four million, two hundred thirty thousand, six hundred six".