8722286515873 has 16 divisors (see below), whose sum is σ = 10036006358400. Its totient is φ = 7425494176896.

The previous prime is 8722286515841. The next prime is 8722286515913. The reversal of 8722286515873 is 3785156822278.

It is a cyclic number.

It is not a de Polignac number, because 8722286515873 - 2⁵ = 8722286515841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8722286515373) 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, 13426290 + ... + 14060932.

It is an arithmetic number, because the mean of its divisors is an integer number (627250397400).

Almost surely, 2^{8722286515873} is an apocalyptic number.

It is an amenable number.

8722286515873 is a deficient number, since it is larger than the sum of its proper divisors (1313719842527).

8722286515873 is a wasteful number, since it uses less digits than its factorization.

8722286515873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 647976.

The product of its digits is 90316800, while the sum is 64.

The spelling of 8722286515873 in words is "eight trillion, seven hundred twenty-two billion, two hundred eighty-six million, five hundred fifteen thousand, eight hundred seventy-three".