2106845018 has 8 divisors (see below), whose sum is σ = 3190950048. Its totient is φ = 1043195004.

The previous prime is 2106845017. The next prime is 2106845021. The reversal of 2106845018 is 8105486012.

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

It is not an unprimeable number, because it can be changed into a prime (2106845017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5113496 + ... + 5113907.

It is an arithmetic number, because the mean of its divisors is an integer number (398868756).

Almost surely, 2^2106845018 is an apocalyptic number.

2106845018 is a deficient number, since it is larger than the sum of its proper divisors (1084105030).

2106845018 is a wasteful number, since it uses less digits than its factorization.

2106845018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10227508.

The product of its (nonzero) digits is 15360, while the sum is 35.

The square root of 2106845018 is about 45900.3814581099. The cubic root of 2106845018 is about 1281.9690190730.

The spelling of 2106845018 in words is "two billion, one hundred six million, eight hundred forty-five thousand, eighteen".