503344405145 has 16 divisors (see below), whose sum is σ = 624538598400. Its totient is φ = 389035358400.

The previous prime is 503344405129. The next prime is 503344405153. The reversal of 503344405145 is 541504443305.

It is not a de Polignac number, because 503344405145 - 2⁴ = 503344405129 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 503344405099 and 503344405108.

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 15 ways as a sum of consecutive naturals, for example, 2617826 + ... + 2803515.

It is an arithmetic number, because the mean of its divisors is an integer number (39033662400).

Almost surely, 2^503344405145 is an apocalyptic number.

It is an amenable number.

503344405145 is a deficient number, since it is larger than the sum of its proper divisors (121194193255).

503344405145 is a wasteful number, since it uses less digits than its factorization.

503344405145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5421976.

The product of its (nonzero) digits is 288000, while the sum is 38.

The spelling of 503344405145 in words is "five hundred three billion, three hundred forty-four million, four hundred five thousand, one hundred forty-five".