503165142171052 has 12 divisors (see below), whose sum is σ = 880539919441000. Its totient is φ = 251582308045056.

The previous prime is 503165142171047. The next prime is 503165142171053. The reversal of 503165142171052 is 250171241561305.

It is not an unprimeable number, because it can be changed into a prime (503165142171053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61424373 + ... + 69132364.

Almost surely, 2^{503165142171052} is an apocalyptic number.

It is an amenable number.

503165142171052 is a deficient number, since it is larger than the sum of its proper divisors (377374777269948).

503165142171052 is a wasteful number, since it uses less digits than its factorization.

503165142171052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131520240 (or 131520238 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 43.

The spelling of 503165142171052 in words is "five hundred three trillion, one hundred sixty-five billion, one hundred forty-two million, one hundred seventy-one thousand, fifty-two".