5206216266 has 24 divisors (see below), whose sum is σ = 11285511744. Its totient is φ = 1734578280.

The previous prime is 5206216261. The next prime is 5206216319. The reversal of 5206216266 is 6626126025.

5206216266 is a `hidden beast` number, since 5 + 2 + 0 + 6 + 21 + 626 + 6 = 666.

It is a super-3 number, since 3×5206216266³ (a number of 30 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5206216266.

It is not an unprimeable number, because it can be changed into a prime (5206216261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29506 + ... + 106221.

It is an arithmetic number, because the mean of its divisors is an integer number (470229656).

Almost surely, 2^5206216266 is an apocalyptic number.

5206216266 is an abundant number, since it is smaller than the sum of its proper divisors (6079295478).

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

5206216266 is a wasteful number, since it uses less digits than its factorization.

5206216266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137866 (or 137863 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 5206216266 is about 72154.1146851654. The cubic root of 5206216266 is about 1733.1682912466.

The spelling of 5206216266 in words is "five billion, two hundred six million, two hundred sixteen thousand, two hundred sixty-six".