205598341606 has 32 divisors (see below), whose sum is σ = 353625449472. Its totient is φ = 87820951680.

The previous prime is 205598341603. The next prime is 205598341607. The reversal of 205598341606 is 606143895502.

It is a super-2 number, since 2×205598341606² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 205598341606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205598341601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29130430 + ... + 29137486.

It is an arithmetic number, because the mean of its divisors is an integer number (11050795296).

Almost surely, 2^205598341606 is an apocalyptic number.

205598341606 is a deficient number, since it is larger than the sum of its proper divisors (148027107866).

205598341606 is a wasteful number, since it uses less digits than its factorization.

205598341606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13684.

The product of its (nonzero) digits is 1555200, while the sum is 49.

The spelling of 205598341606 in words is "two hundred five billion, five hundred ninety-eight million, three hundred forty-one thousand, six hundred six".