204795339839 has 8 divisors (see below), whose sum is σ = 207466237440. Its totient is φ = 202129287256.

The previous prime is 204795339787. The next prime is 204795339851. The reversal of 204795339839 is 938933597402.

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

It is a cyclic number.

It is not a de Polignac number, because 204795339839 - 2²⁰ = 204794291263 is a prime.

It is a super-2 number, since 2×204795339839² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204795339869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1126127 + ... + 1295280.

It is an arithmetic number, because the mean of its divisors is an integer number (25933279680).

Almost surely, 2^204795339839 is an apocalyptic number.

204795339839 is a deficient number, since it is larger than the sum of its proper divisors (2670897601).

204795339839 is a wasteful number, since it uses less digits than its factorization.

204795339839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2422509.

The product of its (nonzero) digits is 44089920, while the sum is 62.

The spelling of 204795339839 in words is "two hundred four billion, seven hundred ninety-five million, three hundred thirty-nine thousand, eight hundred thirty-nine".