43243040044 has 48 divisors (see below), whose sum is σ = 82169634400. Its totient is φ = 19842610176.

The previous prime is 43243040039. The next prime is 43243040047. The reversal of 43243040044 is 44004034234.

It is a junction number, because it is equal to n+sod(n) for n = 43243039994 and 43243040021.

It is not an unprimeable number, because it can be changed into a prime (43243040047) 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 in 15 ways as a sum of consecutive naturals, for example, 610372 + ... + 677524.

Almost surely, 2^43243040044 is an apocalyptic number.

It is an amenable number.

43243040044 is a deficient number, since it is larger than the sum of its proper divisors (38926594356).

43243040044 is a wasteful number, since it uses less digits than its factorization.

43243040044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67442 (or 67440 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 43243040044 its reverse (44004034234), we get a palindrome (87247074278).

The spelling of 43243040044 in words is "forty-three billion, two hundred forty-three million, forty thousand, forty-four".