42817040585 has 16 divisors (see below), whose sum is σ = 56079196992. Its totient is φ = 31124222400.

The previous prime is 42817040549. The next prime is 42817040611. The reversal of 42817040585 is 58504071824.

It is not a de Polignac number, because 42817040585 - 2¹⁰ = 42817039561 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80546 + ... + 303515.

It is an arithmetic number, because the mean of its divisors is an integer number (3504949812).

Almost surely, 2^42817040585 is an apocalyptic number.

It is an amenable number.

42817040585 is a deficient number, since it is larger than the sum of its proper divisors (13262156407).

42817040585 is a wasteful number, since it uses less digits than its factorization.

42817040585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386104.

The product of its (nonzero) digits is 358400, while the sum is 44.

The spelling of 42817040585 in words is "forty-two billion, eight hundred seventeen million, forty thousand, five hundred eighty-five".