204041242413 has 6 divisors (see below), whose sum is σ = 294726239054. Its totient is φ = 136027494936.

The previous prime is 204041242403. The next prime is 204041242499. The reversal of 204041242413 is 314242140402.

204041242413 is a `hidden beast` number, since 2 + 0 + 4 + 0 + 4 + 1 + 242 + 413 = 666.

It can be written as a sum of positive squares in only one way, i.e., 161100285129 + 42940957284 = 401373^2 + 207222^2 .

It is not a de Polignac number, because 204041242413 - 2²⁵ = 204007687981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204041242403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11335624570 + ... + 11335624587.

Almost surely, 2^204041242413 is an apocalyptic number.

It is an amenable number.

204041242413 is a deficient number, since it is larger than the sum of its proper divisors (90684996641).

204041242413 is a wasteful number, since it uses less digits than its factorization.

204041242413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22671249163 (or 22671249160 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 204041242413 its reverse (314242140402), we get a palindrome (518283382815).

The spelling of 204041242413 in words is "two hundred four billion, forty-one million, two hundred forty-two thousand, four hundred thirteen".