566774166312 has 24 divisors (see below), whose sum is σ = 1535013367290. Its totient is φ = 188924722080.

The previous prime is 566774166293. The next prime is 566774166317. The reversal of 566774166312 is 213661477665.

566774166312 is a `hidden beast` number, since 566 + 7 + 7 + 4 + 1 + 6 + 63 + 12 = 666.

It can be written as a sum of positive squares in only one way, i.e., 329299231716 + 237474934596 = 573846^2 + 487314^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (566774166317) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3935931639 + ... + 3935931782.

Almost surely, 2^566774166312 is an apocalyptic number.

It is an amenable number.

566774166312 is an abundant number, since it is smaller than the sum of its proper divisors (968239200978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

566774166312 is a wasteful number, since it uses less digits than its factorization.

566774166312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7871863433 (or 7871863426 counting only the distinct ones).

The product of its digits is 7620480, while the sum is 54.

The spelling of 566774166312 in words is "five hundred sixty-six billion, seven hundred seventy-four million, one hundred sixty-six thousand, three hundred twelve".