500061565 has 16 divisors (see below), whose sum is σ = 604371456. Its totient is φ = 397196800.

The previous prime is 500061559. The next prime is 500061581. The reversal of 500061565 is 565160005.

It is not a de Polignac number, because 500061565 - 2⁵ = 500061533 is a prime.

It is a Duffinian number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 548460 + ... + 549370.

It is an arithmetic number, because the mean of its divisors is an integer number (37773216).

Almost surely, 2^500061565 is an apocalyptic number.

It is an amenable number.

500061565 is a deficient number, since it is larger than the sum of its proper divisors (104309891).

500061565 is a wasteful number, since it uses less digits than its factorization.

500061565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 500061565 is about 22362.0563678746. The cubic root of 500061565 is about 793.7331007624.

The spelling of 500061565 in words is "five hundred million, sixty-one thousand, five hundred sixty-five".