8500422559 has 8 divisors (see below), whose sum is σ = 8967401840. Its totient is φ = 8035402176.

The previous prime is 8500422479. The next prime is 8500422563. The reversal of 8500422559 is 9552240058.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-8500422559 is a prime.

It is a super-2 number, since 2×8500422559² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8500422589) 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, 480804 + ... + 498169.

It is an arithmetic number, because the mean of its divisors is an integer number (1120925230).

Almost surely, 2^8500422559 is an apocalyptic number.

8500422559 is a deficient number, since it is larger than the sum of its proper divisors (466979281).

8500422559 is a wasteful number, since it uses less digits than its factorization.

8500422559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979449.

The product of its (nonzero) digits is 144000, while the sum is 40.

The square root of 8500422559 is about 92197.7361923816. The cubic root of 8500422559 is about 2040.8613688316.

The spelling of 8500422559 in words is "eight billion, five hundred million, four hundred twenty-two thousand, five hundred fifty-nine".