503521242132 has 48 divisors (see below), whose sum is σ = 1248389537472. Its totient is φ = 157409241600.

The previous prime is 503521242089. The next prime is 503521242157. The reversal of 503521242132 is 231242125305.

It is a self number, because there is not a number n which added to its sum of digits gives 503521242132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4303119 + ... + 4418582.

It is an arithmetic number, because the mean of its divisors is an integer number (26008115364).

Almost surely, 2^503521242132 is an apocalyptic number.

It is an amenable number.

503521242132 is an abundant number, since it is smaller than the sum of its proper divisors (744868295340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503521242132 is a wasteful number, since it uses less digits than its factorization.

503521242132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8722008 (or 8722006 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 503521242132 its reverse (231242125305), we get a palindrome (734763367437).

The spelling of 503521242132 in words is "five hundred three billion, five hundred twenty-one million, two hundred forty-two thousand, one hundred thirty-two".