8255187873 has 16 divisors (see below), whose sum is σ = 12624422400. Its totient is φ = 5325927120.

The previous prime is 8255187851. The next prime is 8255187893. The reversal of 8255187873 is 3787815528.

8255187873 is a `hidden beast` number, since 8 + 2 + 551 + 8 + 7 + 87 + 3 = 666.

It is not a de Polignac number, because 8255187873 - 2⁵ = 8255187841 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8255187893) 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, 4930578 + ... + 4932251.

It is an arithmetic number, because the mean of its divisors is an integer number (789026400).

Almost surely, 2^8255187873 is an apocalyptic number.

It is an amenable number.

8255187873 is a deficient number, since it is larger than the sum of its proper divisors (4369234527).

8255187873 is a wasteful number, since it uses less digits than its factorization.

8255187873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9862869 (or 9862863 counting only the distinct ones).

The product of its digits is 3763200, while the sum is 54.

The square root of 8255187873 is about 90858.0644356900. The cubic root of 8255187873 is about 2021.0434658048.

The spelling of 8255187873 in words is "eight billion, two hundred fifty-five million, one hundred eighty-seven thousand, eight hundred seventy-three".