205336141051066 has 8 divisors (see below), whose sum is σ = 308004313716180. Its totient is φ = 102668036479008.

The previous prime is 205336141051039. The next prime is 205336141051109. The reversal of 205336141051066 is 660150141633502.

It can be written as a sum of positive squares in 2 ways, for example, as 199253579349841 + 6082561701225 = 14115721^2 + 2466285^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8663371 + ... + 22039198.

Almost surely, 2^{205336141051066} is an apocalyptic number.

205336141051066 is a deficient number, since it is larger than the sum of its proper divisors (102668172665114).

205336141051066 is a wasteful number, since it uses less digits than its factorization.

205336141051066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34046528.

The product of its (nonzero) digits is 388800, while the sum is 43.

Adding to 205336141051066 its reverse (660150141633502), we get a palindrome (865486282684568).

The spelling of 205336141051066 in words is "two hundred five trillion, three hundred thirty-six billion, one hundred forty-one million, fifty-one thousand, sixty-six".