4032004430225 has 12 divisors (see below), whose sum is σ = 5172088442460. Its totient is φ = 3114375835200.

The previous prime is 4032004430219. The next prime is 4032004430231. The reversal of 4032004430225 is 5220344002304.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4032004430219) and next prime (4032004430231).

It can be written as a sum of positive squares in 6 ways, for example, as 8738697361 + 4023265732864 = 93481^2 + 2005808^2 .

It is not a de Polignac number, because 4032004430225 - 2²⁶ = 4031937321361 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 2780691986 + ... + 2780693435.

It is an arithmetic number, because the mean of its divisors is an integer number (431007370205).

Almost surely, 2^{4032004430225} is an apocalyptic number.

It is an amenable number.

4032004430225 is a deficient number, since it is larger than the sum of its proper divisors (1140084012235).

4032004430225 is a wasteful number, since it uses less digits than its factorization.

4032004430225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5561385460 (or 5561385455 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 29.

Adding to 4032004430225 its reverse (5220344002304), we get a palindrome (9252348432529).

The spelling of 4032004430225 in words is "four trillion, thirty-two billion, four million, four hundred thirty thousand, two hundred twenty-five".