43223454043 has 64 divisors (see below), whose sum is σ = 56222208000. Its totient is φ = 32934021120.

The previous prime is 43223454041. The next prime is 43223454047. The reversal of 43223454043 is 34045432234.

It is not a de Polignac number, because 43223454043 - 2¹ = 43223454041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43223454041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32571646 + ... + 32572972.

It is an arithmetic number, because the mean of its divisors is an integer number (878472000).

Almost surely, 2^43223454043 is an apocalyptic number.

43223454043 is a deficient number, since it is larger than the sum of its proper divisors (12998753957).

43223454043 is a wasteful number, since it uses less digits than its factorization.

43223454043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1545 (or 1531 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 34.

Adding to 43223454043 its reverse (34045432234), we get a palindrome (77268886277).

The spelling of 43223454043 in words is "forty-three billion, two hundred twenty-three million, four hundred fifty-four thousand, forty-three".