204242065337 has 4 divisors (see below), whose sum is σ = 204361576740. Its totient is φ = 204122553936.

The previous prime is 204242065327. The next prime is 204242065369. The reversal of 204242065337 is 733560242402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 113016320041 + 91225745296 = 336179^2 + 302036^2 .

It is a cyclic number.

It is not a de Polignac number, because 204242065337 - 2²⁴ = 204225288121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 204242065337.

It is not an unprimeable number, because it can be changed into a prime (204242065327) by changing a digit.

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, 59753138 + ... + 59756555.

It is an arithmetic number, because the mean of its divisors is an integer number (51090394185).

Almost surely, 2^204242065337 is an apocalyptic number.

It is an amenable number.

204242065337 is a deficient number, since it is larger than the sum of its proper divisors (119511403).

204242065337 is a wasteful number, since it uses less digits than its factorization.

204242065337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119511402.

The product of its (nonzero) digits is 241920, while the sum is 38.

It can be divided in two parts, 204242065 and 337, that added together give a palindrome (204242402).

The spelling of 204242065337 in words is "two hundred four billion, two hundred forty-two million, sixty-five thousand, three hundred thirty-seven".