4416669166691 has 8 divisors (see below), whose sum is σ = 4444039554240. Its totient is φ = 4389302124072.

The previous prime is 4416669166681. The next prime is 4416669166699. The reversal of 4416669166691 is 1966619666144.

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 4416669166691 - 2³⁸ = 4141791259747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4416669166699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1839200 + ... + 3495138.

It is an arithmetic number, because the mean of its divisors is an integer number (555504944280).

Almost surely, 2^{4416669166691} is an apocalyptic number.

4416669166691 is a deficient number, since it is larger than the sum of its proper divisors (27370387549).

4416669166691 is a wasteful number, since it uses less digits than its factorization.

4416669166691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1672465.

The product of its digits is 60466176, while the sum is 65.

The spelling of 4416669166691 in words is "four trillion, four hundred sixteen billion, six hundred sixty-nine million, one hundred sixty-six thousand, six hundred ninety-one".