43525889545223 has 4 divisors (see below), whose sum is σ = 43526169076680. Its totient is φ = 43525610013768.

The previous prime is 43525889545213. The next prime is 43525889545241. The reversal of 43525889545223 is 32254598852534.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43525889545223 - 2⁸ = 43525889544967 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43525889545223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43525889545213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139532033 + ... + 139843626.

It is an arithmetic number, because the mean of its divisors is an integer number (10881542269170).

Almost surely, 2^{43525889545223} is an apocalyptic number.

43525889545223 is a deficient number, since it is larger than the sum of its proper divisors (279531457).

43525889545223 is a wasteful number, since it uses less digits than its factorization.

43525889545223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279531456.

The product of its digits is 414720000, while the sum is 65.

The spelling of 43525889545223 in words is "forty-three trillion, five hundred twenty-five billion, eight hundred eighty-nine million, five hundred forty-five thousand, two hundred twenty-three".