503500161242505 has 48 divisors (see below), whose sum is σ = 937130231001024. Its totient is φ = 230170667126400.

The previous prime is 503500161242479. The next prime is 503500161242527. The reversal of 503500161242505 is 505242161005305.

It is not a de Polignac number, because 503500161242505 - 2⁵ = 503500161242473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 230955294 + ... + 233125176.

It is an arithmetic number, because the mean of its divisors is an integer number (19523546479188).

Almost surely, 2^{503500161242505} is an apocalyptic number.

It is an amenable number.

503500161242505 is a deficient number, since it is larger than the sum of its proper divisors (433630069758519).

503500161242505 is a wasteful number, since it uses less digits than its factorization.

503500161242505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485606 (or 2485599 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 503500161242505 in words is "five hundred three trillion, five hundred billion, one hundred sixty-one million, two hundred forty-two thousand, five hundred five".