43531445545052 has 24 divisors (see below), whose sum is σ = 80661412947024. Its totient is φ = 20485334068992.

The previous prime is 43531445545033. The next prime is 43531445545067. The reversal of 43531445545052 is 25054554413534.

43531445545052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44811998 + ... + 45773114.

It is an arithmetic number, because the mean of its divisors is an integer number (3360892206126).

Almost surely, 2^{43531445545052} is an apocalyptic number.

It is an amenable number.

43531445545052 is a deficient number, since it is larger than the sum of its proper divisors (37129967401972).

43531445545052 is a wasteful number, since it uses less digits than its factorization.

43531445545052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627205 (or 1627203 counting only the distinct ones).

The product of its (nonzero) digits is 14400000, while the sum is 50.

Adding to 43531445545052 its reverse (25054554413534), we get a palindrome (68585999958586).

The spelling of 43531445545052 in words is "forty-three trillion, five hundred thirty-one billion, four hundred forty-five million, five hundred forty-five thousand, fifty-two".