505600242165 has 16 divisors (see below), whose sum is σ = 898844875200. Its totient is φ = 269653462416.

The previous prime is 505600242101. The next prime is 505600242187. The reversal of 505600242165 is 561242006505.

505600242165 is a `hidden beast` number, since 5 + 0 + 5 + 600 + 2 + 42 + 1 + 6 + 5 = 666.

It is not a de Polignac number, because 505600242165 - 2⁶ = 505600242101 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1872593355 + ... + 1872593624.

It is an arithmetic number, because the mean of its divisors is an integer number (56177804700).

Almost surely, 2^505600242165 is an apocalyptic number.

It is an amenable number.

505600242165 is a deficient number, since it is larger than the sum of its proper divisors (393244633035).

505600242165 is a wasteful number, since it uses less digits than its factorization.

505600242165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3745186993 (or 3745186987 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 505600242165 in words is "five hundred five billion, six hundred million, two hundred forty-two thousand, one hundred sixty-five".