532503004421 has 4 divisors (see below), whose sum is σ = 532584049344. Its totient is φ = 532421959500.

The previous prime is 532503004417. The next prime is 532503004433. The reversal of 532503004421 is 124400305235.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 532503004421 - 2² = 532503004417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532503004471) 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, 40512605 + ... + 40525746.

It is an arithmetic number, because the mean of its divisors is an integer number (133146012336).

Almost surely, 2^532503004421 is an apocalyptic number.

It is an amenable number.

532503004421 is a deficient number, since it is larger than the sum of its proper divisors (81044923).

532503004421 is an equidigital number, since it uses as much as digits as its factorization.

532503004421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81044922.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 532503004421 its reverse (124400305235), we get a palindrome (656903309656).

The spelling of 532503004421 in words is "five hundred thirty-two billion, five hundred three million, four thousand, four hundred twenty-one".