8461585873 has 16 divisors (see below), whose sum is σ = 9460878336. Its totient is φ = 7514982720.

The previous prime is 8461585819. The next prime is 8461585877. The reversal of 8461585873 is 3785851648.

It is a cyclic number.

It is not a de Polignac number, because 8461585873 - 2¹³ = 8461577681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8461585877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9036 + ... + 130402.

It is an arithmetic number, because the mean of its divisors is an integer number (591304896).

Almost surely, 2^8461585873 is an apocalyptic number.

It is an amenable number.

8461585873 is a deficient number, since it is larger than the sum of its proper divisors (999292463).

8461585873 is a wasteful number, since it uses less digits than its factorization.

8461585873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121584.

The product of its digits is 6451200, while the sum is 55.

The square root of 8461585873 is about 91986.8788088823. The cubic root of 8461585873 is about 2037.7485311296.

The spelling of 8461585873 in words is "eight billion, four hundred sixty-one million, five hundred eighty-five thousand, eight hundred seventy-three".