204136055601 has 8 divisors (see below), whose sum is σ = 272184228864. Its totient is φ = 136089293040.

The previous prime is 204136055587. The next prime is 204136055603. The reversal of 204136055601 is 106550631402.

204136055601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 204136055601 - 2⁵ = 204136055569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204136055603) 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 7 ways as a sum of consecutive naturals, for example, 50971 + ... + 640991.

It is an arithmetic number, because the mean of its divisors is an integer number (34023028608).

Almost surely, 2^204136055601 is an apocalyptic number.

It is an amenable number.

204136055601 is a deficient number, since it is larger than the sum of its proper divisors (68048173263).

204136055601 is a wasteful number, since it uses less digits than its factorization.

204136055601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705351.

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 204136055601 in words is "two hundred four billion, one hundred thirty-six million, fifty-five thousand, six hundred one".