43443143144 has 8 divisors (see below), whose sum is σ = 81455893410. Its totient is φ = 21721571568.

The previous prime is 43443143113. The next prime is 43443143189. The reversal of 43443143144 is 44134134434.

It can be written as a sum of positive squares in only one way, i.e., 43331418244 + 111724900 = 208162^2 + 10570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 2715196439 + ... + 2715196454.

Almost surely, 2^43443143144 is an apocalyptic number.

It is an amenable number.

43443143144 is a deficient number, since it is larger than the sum of its proper divisors (38012750266).

43443143144 is a wasteful number, since it uses less digits than its factorization.

43443143144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5430392899 (or 5430392895 counting only the distinct ones).

The product of its digits is 110592, while the sum is 35.

Adding to 43443143144 its reverse (44134134434), we get a palindrome (87577277578).

The spelling of 43443143144 in words is "forty-three billion, four hundred forty-three million, one hundred forty-three thousand, one hundred forty-four".