204040311339 has 4 divisors (see below), whose sum is σ = 272053748456. Its totient is φ = 136026874224.

The previous prime is 204040311331. The next prime is 204040311353. The reversal of 204040311339 is 933113040402.

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

It is not a de Polignac number, because 204040311339 - 2³ = 204040311331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204040311331) 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, 34006718554 + ... + 34006718559.

It is an arithmetic number, because the mean of its divisors is an integer number (68013437114).

Almost surely, 2^204040311339 is an apocalyptic number.

204040311339 is a deficient number, since it is larger than the sum of its proper divisors (68013437117).

204040311339 is an equidigital number, since it uses as much as digits as its factorization.

204040311339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68013437116.

The product of its (nonzero) digits is 7776, while the sum is 30.

The spelling of 204040311339 in words is "two hundred four billion, forty million, three hundred eleven thousand, three hundred thirty-nine".