503053217532353 has 16 divisors (see below), whose sum is σ = 506115068735616. Its totient is φ = 499993157064960.

The previous prime is 503053217532331. The next prime is 503053217532367. The reversal of 503053217532353 is 353235712350305.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 503053217532353 - 2⁴⁴ = 485461031487937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 503053217532298 and 503053217532307.

It is not an unprimeable number, because it can be changed into a prime (503053217532653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13463922050 + ... + 13463959412.

It is an arithmetic number, because the mean of its divisors is an integer number (31632191795976).

Almost surely, 2^{503053217532353} is an apocalyptic number.

It is an amenable number.

503053217532353 is a deficient number, since it is larger than the sum of its proper divisors (3061851203263).

503053217532353 is a wasteful number, since it uses less digits than its factorization.

503053217532353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59144.

The product of its (nonzero) digits is 4252500, while the sum is 47.

Adding to 503053217532353 its reverse (353235712350305), we get a palindrome (856288929882658).

The spelling of 503053217532353 in words is "five hundred three trillion, fifty-three billion, two hundred seventeen million, five hundred thirty-two thousand, three hundred fifty-three".