204865696016 has 20 divisors (see below), whose sum is σ = 406158154512. Its totient is φ = 100050688416.

The previous prime is 204865695989. The next prime is 204865696019. The reversal of 204865696016 is 610696568402.

204865696016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (204865696019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148884266 + ... + 148885641.

Almost surely, 2^204865696016 is an apocalyptic number.

It is an amenable number.

204865696016 is a deficient number, since it is larger than the sum of its proper divisors (201292458496).

204865696016 is a wasteful number, since it uses less digits than its factorization.

204865696016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297769958 (or 297769952 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 53.

The spelling of 204865696016 in words is "two hundred four billion, eight hundred sixty-five million, six hundred ninety-six thousand, sixteen".