543431013363543 has 32 divisors (see below), whose sum is σ = 732933837964800. Its totient is φ = 358110204463616.

The previous prime is 543431013363533. The next prime is 543431013363587. The reversal of 543431013363543 is 345363310134345.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 543431013363543 - 2¹⁰ = 543431013362519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 543431013363492 and 543431013363501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543431013363503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14717935480 + ... + 14717972402.

It is an arithmetic number, because the mean of its divisors is an integer number (22904182436400).

Almost surely, 2^{543431013363543} is an apocalyptic number.

543431013363543 is a deficient number, since it is larger than the sum of its proper divisors (189502824601257).

543431013363543 is a wasteful number, since it uses less digits than its factorization.

543431013363543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51911.

The product of its (nonzero) digits is 6998400, while the sum is 48.

Adding to 543431013363543 its reverse (345363310134345), we get a palindrome (888794323497888).

The spelling of 543431013363543 in words is "five hundred forty-three trillion, four hundred thirty-one billion, thirteen million, three hundred sixty-three thousand, five hundred forty-three".