4144544252 has 18 divisors (see below), whose sum is σ = 7654780728. Its totient is φ = 1963204488.

The previous prime is 4144544249. The next prime is 4144544269. The reversal of 4144544252 is 2524454414.

It is a happy number.

It is a congruent 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 5 ways as a sum of consecutive naturals, for example, 1433648 + ... + 1436535.

It is an arithmetic number, because the mean of its divisors is an integer number (425265596).

Almost surely, 2^4144544252 is an apocalyptic number.

It is an amenable number.

4144544252 is a deficient number, since it is larger than the sum of its proper divisors (3510236476).

4144544252 is a wasteful number, since it uses less digits than its factorization.

4144544252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2870225 (or 2870204 counting only the distinct ones).

The product of its digits is 102400, while the sum is 35.

The square root of 4144544252 is about 64378.1348906599. The cubic root of 4144544252 is about 1606.2960584289.

Adding to 4144544252 its reverse (2524454414), we get a palindrome (6668998666).

The spelling of 4144544252 in words is "four billion, one hundred forty-four million, five hundred forty-four thousand, two hundred fifty-two".