566612216 has 8 divisors (see below), whose sum is σ = 1062397920. Its totient is φ = 283306104.

The previous prime is 566612209. The next prime is 566612219. The reversal of 566612216 is 612216665.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566612219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35413256 + ... + 35413271.

It is an arithmetic number, because the mean of its divisors is an integer number (132799740).

Almost surely, 2^566612216 is an apocalyptic number.

It is an amenable number.

566612216 is a deficient number, since it is larger than the sum of its proper divisors (495785704).

566612216 is a wasteful number, since it uses less digits than its factorization.

566612216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70826533 (or 70826529 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 566612216 is about 23803.6177082392. The cubic root of 566612216 is about 827.4885208777.

The spelling of 566612216 in words is "five hundred sixty-six million, six hundred twelve thousand, two hundred sixteen".