4168861786899 has 6 divisors (see below), whose sum is σ = 6021689247756. Its totient is φ = 2779241191260.

The previous prime is 4168861786867. The next prime is 4168861786907. The reversal of 4168861786899 is 9986871688614.

4168861786899 is a `hidden beast` number, since 416 + 88 + 61 + 7 + 8 + 68 + 9 + 9 = 666.

It is not a de Polignac number, because 4168861786899 - 2⁵ = 4168861786867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4168861786399) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 231603432597 + ... + 231603432614.

It is an arithmetic number, because the mean of its divisors is an integer number (1003614874626).

Almost surely, 2^{4168861786899} is an apocalyptic number.

4168861786899 is a deficient number, since it is larger than the sum of its proper divisors (1852827460857).

4168861786899 is a wasteful number, since it uses less digits than its factorization.

4168861786899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463206865217 (or 463206865214 counting only the distinct ones).

The product of its digits is 2006581248, while the sum is 81.

The spelling of 4168861786899 in words is "four trillion, one hundred sixty-eight billion, eight hundred sixty-one million, seven hundred eighty-six thousand, eight hundred ninety-nine".