204723338188 has 12 divisors (see below), whose sum is σ = 358473785320. Its totient is φ = 102302256672.

The previous prime is 204723338177. The next prime is 204723338201. The reversal of 204723338188 is 881833327402.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14845353 + ... + 14859136.

Almost surely, 2^204723338188 is an apocalyptic number.

It is an amenable number.

204723338188 is a deficient number, since it is larger than the sum of its proper divisors (153750447132).

204723338188 is a wasteful number, since it uses less digits than its factorization.

204723338188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29706216 (or 29706214 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 204723338188 in words is "two hundred four billion, seven hundred twenty-three million, three hundred thirty-eight thousand, one hundred eighty-eight".