2009008443018 has 8 divisors (see below), whose sum is σ = 4018016886048. Its totient is φ = 669669481004.

The previous prime is 2009008442963. The next prime is 2009008443023. The reversal of 2009008443018 is 8103448009002.

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

2009008443018 is an admirable number.

It is a super-2 number, since 2×2009008443018² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 167417370246 + ... + 167417370257.

It is an arithmetic number, because the mean of its divisors is an integer number (502252110756).

Almost surely, 2^{2009008443018} is an apocalyptic number.

2009008443018 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2009008443018 is a wasteful number, since it uses less digits than its factorization.

2009008443018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334834740508.

The product of its (nonzero) digits is 55296, while the sum is 39.

It can be divided in two parts, 20090084 and 43018, that added together give a palindrome (20133102).

The spelling of 2009008443018 in words is "two trillion, nine billion, eight million, four hundred forty-three thousand, eighteen".