522166707043144 has 16 divisors (see below), whose sum is σ = 979134687758700. Its totient is φ = 261064123640832.

The previous prime is 522166707043061. The next prime is 522166707043159. The reversal of 522166707043144 is 441340707661225.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 327198824695044 + 194967882348100 = 18088638^2 + 13963090^2 .

It is a junction number, because it is equal to n+sod(n) for n = 522166707043091 and 522166707043100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2403619689 + ... + 2403836920.

Almost surely, 2^{522166707043144} is an apocalyptic number.

It is an amenable number.

522166707043144 is a deficient number, since it is larger than the sum of its proper divisors (456967980715556).

522166707043144 is a wasteful number, since it uses less digits than its factorization.

522166707043144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4807470192 (or 4807470188 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 52.

The spelling of 522166707043144 in words is "five hundred twenty-two trillion, one hundred sixty-six billion, seven hundred seven million, forty-three thousand, one hundred forty-four".