8416922917665 has 32 divisors (see below), whose sum is σ = 14176045077120. Its totient is φ = 4252708583424.

The previous prime is 8416922917489. The next prime is 8416922917679. The reversal of 8416922917665 is 5667192296148.

It is not a de Polignac number, because 8416922917665 - 2¹¹ = 8416922915617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8416922917596 and 8416922917605.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34562307 + ... + 34804983.

It is an arithmetic number, because the mean of its divisors is an integer number (443001408660).

Almost surely, 2^{8416922917665} is an apocalyptic number.

It is an amenable number.

8416922917665 is a deficient number, since it is larger than the sum of its proper divisors (5759122159455).

8416922917665 is a wasteful number, since it uses less digits than its factorization.

8416922917665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364401.

The product of its digits is 78382080, while the sum is 66.

The spelling of 8416922917665 in words is "eight trillion, four hundred sixteen billion, nine hundred twenty-two million, nine hundred seventeen thousand, six hundred sixty-five".