3242404420425 has 18 divisors (see below), whose sum is σ = 5807506584542. Its totient is φ = 1729282357440.

The previous prime is 3242404420397. The next prime is 3242404420441. The reversal of 3242404420425 is 5240244042423.

It is a happy number.

3242404420425 is a `hidden beast` number, since 3 + 2 + 42 + 404 + 4 + 204 + 2 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 11642625801 + 3230761794624 = 107901^2 + 1797432^2 .

It is not a de Polignac number, because 3242404420425 - 2⁹ = 3242404419913 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3242404420425.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 7205342932 + ... + 7205343381.

Almost surely, 2^{3242404420425} is an apocalyptic number.

It is an amenable number.

3242404420425 is a deficient number, since it is larger than the sum of its proper divisors (2565102164117).

3242404420425 is a wasteful number, since it uses less digits than its factorization.

3242404420425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14410686329 (or 14410686321 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 36.

Adding to 3242404420425 its reverse (5240244042423), we get a palindrome (8482648462848).

The spelling of 3242404420425 in words is "three trillion, two hundred forty-two billion, four hundred four million, four hundred twenty thousand, four hundred twenty-five".