560006666 has 16 divisors (see below), whose sum is σ = 847341000. Its totient is φ = 277567488.

The previous prime is 560006663. The next prime is 560006669. The reversal of 560006666 is 666600065.

It is an interprime number because it is at equal distance from previous prime (560006663) and next prime (560006669).

It can be written as a sum of positive squares in 4 ways, for example, as 484924441 + 75082225 = 22021^2 + 8665^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (560006663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175130 + ... + 178298.

Almost surely, 2^560006666 is an apocalyptic number.

560006666 is a deficient number, since it is larger than the sum of its proper divisors (287334334).

560006666 is a wasteful number, since it uses less digits than its factorization.

560006666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3913.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 560006666 is about 23664.4599769359. The cubic root of 560006666 is about 824.2603304830.

The spelling of 560006666 in words is "five hundred sixty million, six thousand, six hundred sixty-six".