8514660085 has 4 divisors (see below), whose sum is σ = 10217592108. Its totient is φ = 6811728064.

The previous prime is 8514660083. The next prime is 8514660139. The reversal of 8514660085 is 5800664158.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 917968804 + 7596691281 = 30298^2 + 87159^2 .

It is a cyclic number.

It is not a de Polignac number, because 8514660085 - 2¹ = 8514660083 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8514660083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 851466004 + ... + 851466013.

It is an arithmetic number, because the mean of its divisors is an integer number (2554398027).

Almost surely, 2^8514660085 is an apocalyptic number.

It is an amenable number.

8514660085 is a deficient number, since it is larger than the sum of its proper divisors (1702932023).

8514660085 is a wasteful number, since it uses less digits than its factorization.

8514660085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1702932022.

The product of its (nonzero) digits is 230400, while the sum is 43.

The square root of 8514660085 is about 92274.9157951390. The cubic root of 8514660085 is about 2042.0001596413. Note that the first 3 decimals are identical.

The spelling of 8514660085 in words is "eight billion, five hundred fourteen million, six hundred sixty thousand, eighty-five".