201606622706 has 16 divisors (see below), whose sum is σ = 303076834944. Its totient is φ = 100581074784.

The previous prime is 201606622697. The next prime is 201606622759. The reversal of 201606622706 is 607226606102.

201606622706 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 201606622706.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9176771 + ... + 9198713.

It is an arithmetic number, because the mean of its divisors is an integer number (18942302184).

Almost surely, 2^201606622706 is an apocalyptic number.

201606622706 is a deficient number, since it is larger than the sum of its proper divisors (101470212238).

201606622706 is a wasteful number, since it uses less digits than its factorization.

201606622706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31865.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 201606622706 in words is "two hundred one billion, six hundred six million, six hundred twenty-two thousand, seven hundred six".