565005006506 has 16 divisors (see below), whose sum is σ = 901613799360. Its totient is φ = 264624588480.

The previous prime is 565005006493. The next prime is 565005006521. The reversal of 565005006506 is 605600500565.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 565005006506.

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, 39371486 + ... + 39385833.

It is an arithmetic number, because the mean of its divisors is an integer number (56350862460).

Almost surely, 2^565005006506 is an apocalyptic number.

565005006506 is a deficient number, since it is larger than the sum of its proper divisors (336608792854).

565005006506 is a wasteful number, since it uses less digits than its factorization.

565005006506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78757549.

The product of its (nonzero) digits is 135000, while the sum is 38.

The spelling of 565005006506 in words is "five hundred sixty-five billion, five million, six thousand, five hundred six".