3204440410421 has 4 divisors (see below), whose sum is σ = 3282597493644. Its totient is φ = 3126283327200.

The previous prime is 3204440410403. The next prime is 3204440410459. The reversal of 3204440410421 is 1240140444023.

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 143725150321 + 3060715260100 = 379111^2 + 1749490^2 .

It is a cyclic number.

It is not a de Polignac number, because 3204440410421 - 2⁶ = 3204440410357 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 (3204440410621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39078541550 + ... + 39078541631.

It is an arithmetic number, because the mean of its divisors is an integer number (820649373411).

Almost surely, 2^{3204440410421} is an apocalyptic number.

It is an amenable number.

3204440410421 is a deficient number, since it is larger than the sum of its proper divisors (78157083223).

3204440410421 is an equidigital number, since it uses as much as digits as its factorization.

3204440410421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78157083222.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 3204440410421 its reverse (1240140444023), we get a palindrome (4444580854444).

The spelling of 3204440410421 in words is "three trillion, two hundred four billion, four hundred forty million, four hundred ten thousand, four hundred twenty-one".