43242040445 has 8 divisors (see below), whose sum is σ = 54146555136. Its totient is φ = 33089561296.

The previous prime is 43242040441. The next prime is 43242040483. The reversal of 43242040445 is 54404024234.

43242040445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43242040445 - 2² = 43242040441 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43242040441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188008757 + ... + 188008986.

It is an arithmetic number, because the mean of its divisors is an integer number (6768319392).

Almost surely, 2^43242040445 is an apocalyptic number.

It is an amenable number.

43242040445 is a deficient number, since it is larger than the sum of its proper divisors (10904514691).

43242040445 is a wasteful number, since it uses less digits than its factorization.

43242040445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376017771.

The product of its (nonzero) digits is 61440, while the sum is 32.

Adding to 43242040445 its reverse (54404024234), we get a palindrome (97646064679).

The spelling of 43242040445 in words is "forty-three billion, two hundred forty-two million, forty thousand, four hundred forty-five".