4161871368144 has 120 divisors (see below), whose sum is σ = 14094404775360. Its totient is φ = 1119158682624.

The previous prime is 4161871368047. The next prime is 4161871368157. The reversal of 4161871368144 is 4418631781614.

It is a happy number.

4161871368144 is a `hidden beast` number, since 4 + 1 + 61 + 87 + 1 + 368 + 144 = 666.

4161871368144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121419354 + ... + 121453625.

It is an arithmetic number, because the mean of its divisors is an integer number (117453373128).

Almost surely, 2^{4161871368144} is an apocalyptic number.

It is an amenable number.

4161871368144 is an abundant number, since it is smaller than the sum of its proper divisors (9932533407216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4161871368144 is a wasteful number, since it uses less digits than its factorization.

4161871368144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242873017 (or 242873008 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 54.

The spelling of 4161871368144 in words is "four trillion, one hundred sixty-one billion, eight hundred seventy-one million, three hundred sixty-eight thousand, one hundred forty-four".