4068663406885 has 32 divisors (see below), whose sum is σ = 6351801587712. Its totient is φ = 2426035318080.

The previous prime is 4068663406837. The next prime is 4068663406903. The reversal of 4068663406885 is 5886043668604.

It is not a de Polignac number, because 4068663406885 - 2¹⁷ = 4068663275813 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 229729339 + ... + 229747048.

It is an arithmetic number, because the mean of its divisors is an integer number (198493799616).

Almost surely, 2^{4068663406885} is an apocalyptic number.

It is an amenable number.

4068663406885 is a deficient number, since it is larger than the sum of its proper divisors (2283138180827).

4068663406885 is a wasteful number, since it uses less digits than its factorization.

4068663406885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459476433.

The product of its (nonzero) digits is 159252480, while the sum is 64.

The spelling of 4068663406885 in words is "four trillion, sixty-eight billion, six hundred sixty-three million, four hundred six thousand, eight hundred eighty-five".