5220644460225 has 24 divisors (see below), whose sum is σ = 8864748363840. Its totient is φ = 2709091177920.

The previous prime is 5220644460217. The next prime is 5220644460247.

5220644460225 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5220644460225 - 2³ = 5220644460217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 940653885 + ... + 940659434.

It is an arithmetic number, because the mean of its divisors is an integer number (369364515160).

Almost surely, 2^{5220644460225} is an apocalyptic number.

It is an amenable number.

5220644460225 is a deficient number, since it is larger than the sum of its proper divisors (3644103903615).

5220644460225 is a wasteful number, since it uses less digits than its factorization.

5220644460225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1881313369 (or 1881313364 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 42.

The spelling of 5220644460225 in words is "five trillion, two hundred twenty billion, six hundred forty-four million, four hundred sixty thousand, two hundred twenty-five".