205205536006 has 8 divisors (see below), whose sum is σ = 307810612440. Its totient is φ = 102601998528.

The previous prime is 205205536001. The next prime is 205205536009. The reversal of 205205536006 is 600635502502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205205536001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44305 + ... + 642163.

It is an arithmetic number, because the mean of its divisors is an integer number (38476326555).

Almost surely, 2^205205536006 is an apocalyptic number.

205205536006 is a deficient number, since it is larger than the sum of its proper divisors (102605076434).

205205536006 is a wasteful number, since it uses less digits than its factorization.

205205536006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769478.

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 205205536006 in words is "two hundred five billion, two hundred five million, five hundred thirty-six thousand, six".