503044133145 has 32 divisors (see below), whose sum is σ = 817521899520. Its totient is φ = 264093635520.

The previous prime is 503044133117. The next prime is 503044133233. The reversal of 503044133145 is 541331440305.

It is not a de Polignac number, because 503044133145 - 2¹³ = 503044124953 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 249019 + ... + 1033488.

It is an arithmetic number, because the mean of its divisors is an integer number (25547559360).

Almost surely, 2^503044133145 is an apocalyptic number.

It is an amenable number.

503044133145 is a deficient number, since it is larger than the sum of its proper divisors (314477766375).

503044133145 is a wasteful number, since it uses less digits than its factorization.

503044133145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1282925.

The product of its (nonzero) digits is 43200, while the sum is 33.

The spelling of 503044133145 in words is "five hundred three billion, forty-four million, one hundred thirty-three thousand, one hundred forty-five".