43443041534 has 16 divisors (see below), whose sum is σ = 66072723360. Its totient is φ = 21418940160.

The previous prime is 43443041533. The next prime is 43443041557. The reversal of 43443041534 is 43514034434.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 43443041494 and 43443041503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43443041533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 633287 + ... + 698525.

It is an arithmetic number, because the mean of its divisors is an integer number (4129545210).

Almost surely, 2^43443041534 is an apocalyptic number.

43443041534 is a deficient number, since it is larger than the sum of its proper divisors (22629681826).

43443041534 is a wasteful number, since it uses less digits than its factorization.

43443041534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69875.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 43443041534 its reverse (43514034434), we get a palindrome (86957075968).

The spelling of 43443041534 in words is "forty-three billion, four hundred forty-three million, forty-one thousand, five hundred thirty-four".