503044133144 has 32 divisors (see below), whose sum is σ = 1078083004320. Its totient is φ = 215564084736.

The previous prime is 503044133117. The next prime is 503044133233. The reversal of 503044133144 is 441331440305.

It is a self number, because there is not a number n which added to its sum of digits gives 503044133144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79619 + ... + 1006194.

It is an arithmetic number, because the mean of its divisors is an integer number (33690093885).

Almost surely, 2^503044133144 is an apocalyptic number.

It is an amenable number.

503044133144 is an abundant number, since it is smaller than the sum of its proper divisors (575038871176).

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

503044133144 is a wasteful number, since it uses less digits than its factorization.

503044133144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094099 (or 1094095 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 503044133144 its reverse (441331440305), we get a palindrome (944375573449).

The spelling of 503044133144 in words is "five hundred three billion, forty-four million, one hundred thirty-three thousand, one hundred forty-four".