8579916069 has 4 divisors (see below), whose sum is σ = 11439888096. Its totient is φ = 5719944044.

The previous prime is 8579916047. The next prime is 8579916073. The reversal of 8579916069 is 9606199758.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8579916069 - 2²¹ = 8577818917 is a prime.

It is a super-2 number, since 2×8579916069² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8579936069) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1429986009 + ... + 1429986014.

It is an arithmetic number, because the mean of its divisors is an integer number (2859972024).

Almost surely, 2^8579916069 is an apocalyptic number.

It is an amenable number.

8579916069 is a deficient number, since it is larger than the sum of its proper divisors (2859972027).

8579916069 is a wasteful number, since it uses less digits than its factorization.

8579916069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2859972026.

The product of its (nonzero) digits is 7348320, while the sum is 60.

The square root of 8579916069 is about 92627.8363614308. The cubic root of 8579916069 is about 2047.2034895877.

The spelling of 8579916069 in words is "eight billion, five hundred seventy-nine million, nine hundred sixteen thousand, sixty-nine".