2144043544 has 16 divisors (see below), whose sum is σ = 4158705600. Its totient is φ = 1035055392.

The previous prime is 2144043541. The next prime is 2144043547. The reversal of 2144043544 is 4453404412.

It is an interprime number because it is at equal distance from previous prime (2144043541) and next prime (2144043547).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144043541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4620552 + ... + 4621015.

It is an arithmetic number, because the mean of its divisors is an integer number (259919100).

Almost surely, 2^2144043544 is an apocalyptic number.

It is an amenable number.

2144043544 is a deficient number, since it is larger than the sum of its proper divisors (2014662056).

2144043544 is a wasteful number, since it uses less digits than its factorization.

2144043544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9241602 (or 9241598 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 2144043544 is about 46303.8178123575. The cubic root of 2144043544 is about 1289.4698749179.

Adding to 2144043544 its reverse (4453404412), we get a palindrome (6597447956).

The spelling of 2144043544 in words is "two billion, one hundred forty-four million, forty-three thousand, five hundred forty-four".