8673817983345 has 48 divisors (see below), whose sum is σ = 15728627416320. Its totient is φ = 4413528966528.

The previous prime is 8673817983329. The next prime is 8673817983353. The reversal of 8673817983345 is 5433897183768.

8673817983345 is a `hidden beast` number, since 8 + 6 + 7 + 38 + 179 + 83 + 345 = 666.

It is not a de Polignac number, because 8673817983345 - 2⁴ = 8673817983329 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10369237 + ... + 11174466.

It is an arithmetic number, because the mean of its divisors is an integer number (327679737840).

Almost surely, 2^{8673817983345} is an apocalyptic number.

It is an amenable number.

8673817983345 is a deficient number, since it is larger than the sum of its proper divisors (7054809432975).

8673817983345 is a wasteful number, since it uses less digits than its factorization.

8673817983345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21544126 (or 21544123 counting only the distinct ones).

The product of its digits is 731566080, while the sum is 72.

The spelling of 8673817983345 in words is "eight trillion, six hundred seventy-three billion, eight hundred seventeen million, nine hundred eighty-three thousand, three hundred forty-five".