2544144244 has 12 divisors (see below), whose sum is σ = 4484284000. Its totient is φ = 1262920248.

The previous prime is 2544144221. The next prime is 2544144293. The reversal of 2544144244 is 4424414452.

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2287344 + ... + 2288455.

Almost surely, 2^2544144244 is an apocalyptic number.

It is an amenable number.

2544144244 is a deficient number, since it is larger than the sum of its proper divisors (1940139756).

2544144244 is a wasteful number, since it uses less digits than its factorization.

2544144244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4575942 (or 4575940 counting only the distinct ones).

The product of its digits is 81920, while the sum is 34.

The square root of 2544144244 is about 50439.5107430673. The cubic root of 2544144244 is about 1365.1506395402.

Adding to 2544144244 its reverse (4424414452), we get a palindrome (6968558696).

The spelling of 2544144244 in words is "two billion, five hundred forty-four million, one hundred forty-four thousand, two hundred forty-four".