43144013044 has 48 divisors (see below), whose sum is σ = 82650456000. Its totient is φ = 19543289600.

The previous prime is 43144013027. The next prime is 43144013071. The reversal of 43144013044 is 44031044134.

It is a happy number.

It is a super-2 number, since 2×43144013044² (a number of 22 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 20553507 + ... + 20555605.

It is an arithmetic number, because the mean of its divisors is an integer number (1721884500).

Almost surely, 2^43144013044 is an apocalyptic number.

43144013044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

43144013044 is a deficient number, since it is larger than the sum of its proper divisors (39506442956).

43144013044 is a wasteful number, since it uses less digits than its factorization.

43144013044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3504 (or 3502 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 43144013044 its reverse (44031044134), we get a palindrome (87175057178).

The spelling of 43144013044 in words is "forty-three billion, one hundred forty-four million, thirteen thousand, forty-four".