43325442163 has 4 divisors (see below), whose sum is σ = 43399251000. Its totient is φ = 43251633328.

The previous prime is 43325442143. The next prime is 43325442221. The reversal of 43325442163 is 36124452334.

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 43325442163 - 2⁵ = 43325442131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43325442133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36903538 + ... + 36904711.

It is an arithmetic number, because the mean of its divisors is an integer number (10849812750).

Almost surely, 2^43325442163 is an apocalyptic number.

43325442163 is a deficient number, since it is larger than the sum of its proper divisors (73808837).

43325442163 is an equidigital number, since it uses as much as digits as its factorization.

43325442163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73808836.

The product of its digits is 207360, while the sum is 37.

Adding to 43325442163 its reverse (36124452334), we get a palindrome (79449894497).

The spelling of 43325442163 in words is "forty-three billion, three hundred twenty-five million, four hundred forty-two thousand, one hundred sixty-three".