8434221018018 has 8 divisors (see below), whose sum is σ = 16868442036048. Its totient is φ = 2811407006004.

The previous prime is 8434221018007. The next prime is 8434221018079. The reversal of 8434221018018 is 8108101224348.

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

8434221018018 is an admirable number.

It is a super-2 number, since 2×8434221018018² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 702851751496 + ... + 702851751507.

It is an arithmetic number, because the mean of its divisors is an integer number (2108555254506).

Almost surely, 2^{8434221018018} is an apocalyptic number.

8434221018018 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.

8434221018018 is a wasteful number, since it uses less digits than its factorization.

8434221018018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405703503008.

The product of its (nonzero) digits is 98304, while the sum is 42.

The spelling of 8434221018018 in words is "eight trillion, four hundred thirty-four billion, two hundred twenty-one million, eighteen thousand, eighteen".