8476987873 has 4 divisors (see below), whose sum is σ = 8560918548. Its totient is φ = 8393057200.

The previous prime is 8476987867. The next prime is 8476987889. The reversal of 8476987873 is 3787896748.

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 7295209744 + 1181778129 = 85412^2 + 34377^2 .

It is a cyclic number.

It is not a de Polignac number, because 8476987873 - 2¹³ = 8476979681 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8476987799 and 8476987808.

It is not an unprimeable number, because it can be changed into a prime (8476987843) 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, 41965186 + ... + 41965387.

It is an arithmetic number, because the mean of its divisors is an integer number (2140229637).

Almost surely, 2^8476987873 is an apocalyptic number.

It is an amenable number.

8476987873 is a deficient number, since it is larger than the sum of its proper divisors (83930675).

8476987873 is a wasteful number, since it uses less digits than its factorization.

8476987873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83930674.

The product of its digits is 113799168, while the sum is 67.

The square root of 8476987873 is about 92070.5592086852. The cubic root of 8476987873 is about 2038.9841694499.

The spelling of 8476987873 in words is "eight billion, four hundred seventy-six million, nine hundred eighty-seven thousand, eight hundred seventy-three".