8573563706 has 16 divisors (see below), whose sum is σ = 13227624744. Its totient is φ = 4164701184.

The previous prime is 8573563693. The next prime is 8573563711. The reversal of 8573563706 is 6073653758.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8154993025 + 418570681 = 90305^2 + 20459^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36275 + ... + 135878.

Almost surely, 2^8573563706 is an apocalyptic number.

8573563706 is a deficient number, since it is larger than the sum of its proper divisors (4654061038).

8573563706 is a wasteful number, since it uses less digits than its factorization.

8573563706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172865.

The product of its (nonzero) digits is 3175200, while the sum is 50.

The square root of 8573563706 is about 92593.5403038463. The cubic root of 8573563706 is about 2046.6981314799.

The spelling of 8573563706 in words is "eight billion, five hundred seventy-three million, five hundred sixty-three thousand, seven hundred six".