503541421232443 has 8 divisors (see below), whose sum is σ = 556271305390080. Its totient is φ = 451970435627880.

The previous prime is 503541421232407. The next prime is 503541421232467. The reversal of 503541421232443 is 344232124145305.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 503541421232443 - 2¹³ = 503541421224251 is a prime.

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 503541421232443.

It is not an unprimeable number, because it can be changed into a prime (503541421932443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289724637355 + ... + 289724639092.

It is an arithmetic number, because the mean of its divisors is an integer number (69533913173760).

Almost surely, 2^{503541421232443} is an apocalyptic number.

503541421232443 is a deficient number, since it is larger than the sum of its proper divisors (52729884157637).

503541421232443 is a wasteful number, since it uses less digits than its factorization.

503541421232443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579449276537.

The product of its (nonzero) digits is 1382400, while the sum is 43.

Adding to 503541421232443 its reverse (344232124145305), we get a palindrome (847773545377748).

The spelling of 503541421232443 in words is "five hundred three trillion, five hundred forty-one billion, four hundred twenty-one million, two hundred thirty-two thousand, four hundred forty-three".