4191066018 has 48 divisors (see below), whose sum is σ = 9866937600. Its totient is φ = 1280797920.

The previous prime is 4191066017. The next prime is 4191066031. The reversal of 4191066018 is 8106601914.

It is a happy number.

4191066018 is a `hidden beast` number, since 41 + 9 + 1 + 0 + 6 + 601 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (4191066017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 187053 + ... + 208256.

It is an arithmetic number, because the mean of its divisors is an integer number (205561200).

Almost surely, 2^4191066018 is an apocalyptic number.

4191066018 is an abundant number, since it is smaller than the sum of its proper divisors (5675871582).

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

4191066018 is a wasteful number, since it uses less digits than its factorization.

4191066018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395367 (or 395364 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 4191066018 is about 64738.4431230780. The cubic root of 4191066018 is about 1612.2838384839.

The spelling of 4191066018 in words is "four billion, one hundred ninety-one million, sixty-six thousand, eighteen".