204136555032 has 48 divisors (see below), whose sum is σ = 554613967440. Its totient is φ = 67830856128.

The previous prime is 204136555019. The next prime is 204136555079. The reversal of 204136555032 is 230555631402.

204136555032 is a `hidden beast` number, since 2 + 0 + 4 + 13 + 65 + 550 + 32 = 666.

204136555032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 4449148 + ... + 4494795.

It is an arithmetic number, because the mean of its divisors is an integer number (11554457655).

Almost surely, 2^204136555032 is an apocalyptic number.

It is an amenable number.

204136555032 is an abundant number, since it is smaller than the sum of its proper divisors (350477412408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204136555032 is a wasteful number, since it uses less digits than its factorization.

204136555032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8944272 (or 8944265 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 204136555032 in words is "two hundred four billion, one hundred thirty-six million, five hundred fifty-five thousand, thirty-two".