3681846118 has 8 divisors (see below), whose sum is σ = 5762889648. Its totient is φ = 1760882904.

The previous prime is 3681846107. The next prime is 3681846121. The reversal of 3681846118 is 8116481863.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 80040133 = 3681846118 / (3 + 6 + 8 + 1 + 8 + 4 + 6 + 1 + 1 + 8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40020021 + ... + 40020112.

It is an arithmetic number, because the mean of its divisors is an integer number (720361206).

Almost surely, 2^3681846118 is an apocalyptic number.

3681846118 is a deficient number, since it is larger than the sum of its proper divisors (2081043530).

3681846118 is a wasteful number, since it uses less digits than its factorization.

3681846118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80040158.

The product of its digits is 221184, while the sum is 46.

The square root of 3681846118 is about 60678.2178215544. The cubic root of 3681846118 is about 1544.1466530388.

The spelling of 3681846118 in words is "three billion, six hundred eighty-one million, eight hundred forty-six thousand, one hundred eighteen".