5565000266 has 12 divisors (see below), whose sum is σ = 9710357778. Its totient is φ = 2385000072.

The previous prime is 5565000251. The next prime is 5565000271. The reversal of 5565000266 is 6620005655.

It can be written as a sum of positive squares in only one way, i.e., 3363420025 + 2201580241 = 57995^2 + 46921^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28392761 + ... + 28392956.

Almost surely, 2^5565000266 is an apocalyptic number.

5565000266 is a deficient number, since it is larger than the sum of its proper divisors (4145357512).

5565000266 is a wasteful number, since it uses less digits than its factorization.

5565000266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56785733 (or 56785726 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 5565000266 is about 74598.9293891005. The cubic root of 5565000266 is about 1772.1006973385.

The spelling of 5565000266 in words is "five billion, five hundred sixty-five million, two hundred sixty-six", and thus it is an aban number.