8556673969 has 8 divisors (see below), whose sum is σ = 8930085120. Its totient is φ = 8183378016.

The previous prime is 8556673943. The next prime is 8556674011. The reversal of 8556673969 is 9693766558.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8556673969 - 2¹⁹ = 8556149681 is a prime.

It is a super-2 number, since 2×8556673969² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8556673969.

It is not an unprimeable number, because it can be changed into a prime (8556653969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145512 + ... + 195670.

It is an arithmetic number, because the mean of its divisors is an integer number (1116260640).

Almost surely, 2^8556673969 is an apocalyptic number.

It is an amenable number.

8556673969 is a deficient number, since it is larger than the sum of its proper divisors (373411151).

8556673969 is a wasteful number, since it uses less digits than its factorization.

8556673969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57599.

The product of its digits is 73483200, while the sum is 64.

The square root of 8556673969 is about 92502.2916959358. The cubic root of 8556673969 is about 2045.3532641352.

The spelling of 8556673969 in words is "eight billion, five hundred fifty-six million, six hundred seventy-three thousand, nine hundred sixty-nine".