52431342243 has 16 divisors (see below), whose sum is σ = 80125635840. Its totient is φ = 29874420576.

The previous prime is 52431342241. The next prime is 52431342259. The reversal of 52431342243 is 34224313425.

It is not a de Polignac number, because 52431342243 - 2¹ = 52431342241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52431342241) 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 15 ways as a sum of consecutive naturals, for example, 3590308 + ... + 3604881.

It is an arithmetic number, because the mean of its divisors is an integer number (5007852240).

Almost surely, 2^52431342243 is an apocalyptic number.

52431342243 is a deficient number, since it is larger than the sum of its proper divisors (27694293597).

52431342243 is a wasteful number, since it uses less digits than its factorization.

52431342243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7195546.

The product of its digits is 69120, while the sum is 33.

Adding to 52431342243 its reverse (34224313425), we get a palindrome (86655655668).

The spelling of 52431342243 in words is "fifty-two billion, four hundred thirty-one million, three hundred forty-two thousand, two hundred forty-three".