205831071950596 has 27 divisors (see below), whose sum is σ = 360515518282101. Its totient is φ = 102826714849824.

The previous prime is 205831071950557. The next prime is 205831071950671. The reversal of 205831071950596 is 695059170138502.

The square root of 205831071950596 is 14346814.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 201427453640196 + 4403618310400 = 14192514^2 + 2098480^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 44274265680 + ... + 44274270328.

Almost surely, 2^{205831071950596} is an apocalyptic number.

205831071950596 is the 14346814-th square number.

It is an amenable number.

205831071950596 is a deficient number, since it is larger than the sum of its proper divisors (154684446331505).

205831071950596 is an frugal number, since it uses more digits than its factorization.

205831071950596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12388 (or 6194 counting only the distinct ones).

The product of its (nonzero) digits is 20412000, while the sum is 61.

The spelling of 205831071950596 in words is "two hundred five trillion, eight hundred thirty-one billion, seventy-one million, nine hundred fifty thousand, five hundred ninety-six".