205051936396 has 12 divisors (see below), whose sum is σ = 358999193448. Its totient is φ = 102480738272.

The previous prime is 205051936351. The next prime is 205051936403. The reversal of 205051936396 is 693639150502.

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, 11297281 + ... + 11315416.

It is an arithmetic number, because the mean of its divisors is an integer number (29916599454).

Almost surely, 2^205051936396 is an apocalyptic number.

It is an amenable number.

205051936396 is a deficient number, since it is larger than the sum of its proper divisors (153947257052).

205051936396 is a wasteful number, since it uses less digits than its factorization.

205051936396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22614968 (or 22614966 counting only the distinct ones).

The product of its (nonzero) digits is 1312200, while the sum is 49.

The spelling of 205051936396 in words is "two hundred five billion, fifty-one million, nine hundred thirty-six thousand, three hundred ninety-six".