8573672816 has 20 divisors (see below), whose sum is σ = 16821765600. Its totient is φ = 4232572032.

The previous prime is 8573672813. The next prime is 8573672881. The reversal of 8573672816 is 6182763758.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8573672813) 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, 3390221 + ... + 3392748.

It is an arithmetic number, because the mean of its divisors is an integer number (841088280).

Almost surely, 2^8573672816 is an apocalyptic number.

It is an amenable number.

8573672816 is a deficient number, since it is larger than the sum of its proper divisors (8248092784).

8573672816 is a wasteful number, since it uses less digits than its factorization.

8573672816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6783056 (or 6783050 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 53.

The square root of 8573672816 is about 92594.1294899412. The cubic root of 8573672816 is about 2046.7068137616.

The spelling of 8573672816 in words is "eight billion, five hundred seventy-three million, six hundred seventy-two thousand, eight hundred sixteen".