204666045536 has 24 divisors (see below), whose sum is σ = 403212542040. Its totient is φ = 102262860288.

The previous prime is 204666045503. The next prime is 204666045547. The reversal of 204666045536 is 635540666402.

It is a happy number.

It is a congruent number.

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, 2145161 + ... + 2238536.

It is an arithmetic number, because the mean of its divisors is an integer number (16800522585).

Almost surely, 2^204666045536 is an apocalyptic number.

It is an amenable number.

204666045536 is a deficient number, since it is larger than the sum of its proper divisors (198546496504).

204666045536 is a wasteful number, since it uses less digits than its factorization.

204666045536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4385166 (or 4385158 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 204666045536 in words is "two hundred four billion, six hundred sixty-six million, forty-five thousand, five hundred thirty-six".