543522443983 has 4 divisors (see below), whose sum is σ = 543980341080. Its totient is φ = 543064546888.

The previous prime is 543522443929. The next prime is 543522443987. The reversal of 543522443983 is 389344225345.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 389344225345 = 5 ⋅77868845069.

It is a cyclic number.

It is not a de Polignac number, because 543522443983 - 2²⁵ = 543488889551 is a prime.

It is a super-2 number, since 2×543522443983² (a number of 24 digits) contains 22 as substring.

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 543522443983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (543522443987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228946768 + ... + 228949141.

It is an arithmetic number, because the mean of its divisors is an integer number (135995085270).

Almost surely, 2^543522443983 is an apocalyptic number.

543522443983 is a deficient number, since it is larger than the sum of its proper divisors (457897097).

543522443983 is a wasteful number, since it uses less digits than its factorization.

543522443983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457897096.

The product of its digits is 12441600, while the sum is 52.

The spelling of 543522443983 in words is "five hundred forty-three billion, five hundred twenty-two million, four hundred forty-three thousand, nine hundred eighty-three".