566111779216 has 45 divisors (see below), whose sum is σ = 1105711478851. Its totient is φ = 280785134336.

The previous prime is 566111779199. The next prime is 566111779217. The reversal of 566111779216 is 612977111665.

It is a happy number.

The square root of 566111779216 is 752404.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 271653609616 + 294458169600 = 521204^2 + 542640^2 .

It is a Duffinian number.

Its product of digits (952560) is a multiple of the sum of its prime divisors (1512).

It is not an unprimeable number, because it can be changed into a prime (566111779217) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 412316706 + ... + 412318078.

Almost surely, 2^566111779216 is an apocalyptic number.

566111779216 is the 752404-th square number.

It is an amenable number.

566111779216 is a deficient number, since it is larger than the sum of its proper divisors (539599699635).

566111779216 is an frugal number, since it uses more digits than its factorization.

566111779216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3028 (or 1512 counting only the distinct ones).

The product of its digits is 952560, while the sum is 52.

The spelling of 566111779216 in words is "five hundred sixty-six billion, one hundred eleven million, seven hundred seventy-nine thousand, two hundred sixteen".