204331641017 has 4 divisors (see below), whose sum is σ = 233521875456. Its totient is φ = 175141406580.

The previous prime is 204331640987. The next prime is 204331641023. The reversal of 204331641017 is 710146133402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 204331641017 - 2¹⁸ = 204331378873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204331641077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14595117209 + ... + 14595117222.

It is an arithmetic number, because the mean of its divisors is an integer number (58380468864).

Almost surely, 2^204331641017 is an apocalyptic number.

It is an amenable number.

204331641017 is a deficient number, since it is larger than the sum of its proper divisors (29190234439).

204331641017 is an equidigital number, since it uses as much as digits as its factorization.

204331641017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29190234438.

The product of its (nonzero) digits is 12096, while the sum is 32.

Adding to 204331641017 its reverse (710146133402), we get a palindrome (914477774419).

The spelling of 204331641017 in words is "two hundred four billion, three hundred thirty-one million, six hundred forty-one thousand, seventeen".