5220115444 has 12 divisors (see below), whose sum is σ = 9142095424. Its totient is φ = 2608088184.

The previous prime is 5220115441. The next prime is 5220115471. The reversal of 5220115444 is 4445110225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5220115441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 486414 + ... + 497029.

Almost surely, 2^5220115444 is an apocalyptic number.

It is an amenable number.

5220115444 is a deficient number, since it is larger than the sum of its proper divisors (3921979980).

5220115444 is a wasteful number, since it uses less digits than its factorization.

5220115444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984774 (or 984772 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 5220115444 is about 72250.3663935346. The cubic root of 5220115444 is about 1734.7092829846.

Adding to 5220115444 its reverse (4445110225), we get a palindrome (9665225669).

The spelling of 5220115444 in words is "five billion, two hundred twenty million, one hundred fifteen thousand, four hundred forty-four".