530404532543 has 4 divisors (see below), whose sum is σ = 548694344040. Its totient is φ = 512114721048.

The previous prime is 530404532533. The next prime is 530404532611. The reversal of 530404532543 is 345235404035.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 530404532543 - 2²⁴ = 530387755327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 530404532497 and 530404532506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530404532503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9144905705 + ... + 9144905762.

It is an arithmetic number, because the mean of its divisors is an integer number (137173586010).

Almost surely, 2^530404532543 is an apocalyptic number.

530404532543 is a deficient number, since it is larger than the sum of its proper divisors (18289811497).

530404532543 is a wasteful number, since it uses less digits than its factorization.

530404532543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18289811496.

The product of its (nonzero) digits is 432000, while the sum is 38.

Adding to 530404532543 its reverse (345235404035), we get a palindrome (875639936578).

The spelling of 530404532543 in words is "five hundred thirty billion, four hundred four million, five hundred thirty-two thousand, five hundred forty-three".