43224342144 has 128 divisors (see below), whose sum is σ = 121671720000. Its totient is φ = 13557841920.

The previous prime is 43224342143. The next prime is 43224342149. The reversal of 43224342144 is 44124342234.

It is a tau number, because it is divible by the number of its divisors (128).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (43224342143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1067224 + ... + 1106984.

Almost surely, 2^43224342144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43224342144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60835860000).

43224342144 is an abundant number, since it is smaller than the sum of its proper divisors (78447377856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43224342144 is a wasteful number, since it uses less digits than its factorization.

43224342144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39946 (or 39934 counting only the distinct ones).

The product of its digits is 73728, while the sum is 33.

Adding to 43224342144 its reverse (44124342234), we get a palindrome (87348684378).

The spelling of 43224342144 in words is "forty-three billion, two hundred twenty-four million, three hundred forty-two thousand, one hundred forty-four".