43144013212 has 6 divisors (see below), whose sum is σ = 75502023128. Its totient is φ = 21572006604.

The previous prime is 43144013179. The next prime is 43144013219. The reversal of 43144013212 is 21231044134.

It is a super-2 number, since 2×43144013212² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43144013219) 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 as a sum of consecutive naturals, namely, 5393001648 + ... + 5393001655.

Almost surely, 2^43144013212 is an apocalyptic number.

It is an amenable number.

43144013212 is a deficient number, since it is larger than the sum of its proper divisors (32358009916).

43144013212 is a wasteful number, since it uses less digits than its factorization.

43144013212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10786003307 (or 10786003305 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 43144013212 its reverse (21231044134), we get a palindrome (64375057346).

The spelling of 43144013212 in words is "forty-three billion, one hundred forty-four million, thirteen thousand, two hundred twelve".