565010500066 has 8 divisors (see below), whose sum is σ = 849354180444. Its totient is φ = 281892439920.

The previous prime is 565010500063. The next prime is 565010500111. The reversal of 565010500066 is 660005010565.

It can be written as a sum of positive squares in 2 ways, for example, as 549192155625 + 15818344441 = 741075^2 + 125771^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (565010500063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306403905 + ... + 306405748.

Almost surely, 2^565010500066 is an apocalyptic number.

565010500066 is a deficient number, since it is larger than the sum of its proper divisors (284343680378).

565010500066 is a wasteful number, since it uses less digits than its factorization.

565010500066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612810116.

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 565010500066 in words is "five hundred sixty-five billion, ten million, five hundred thousand, sixty-six".