16868442036036 has 12 divisors (see below), whose sum is σ = 39359698084112. Its totient is φ = 5622814012008.

The previous prime is 16868442036023. The next prime is 16868442036053. The reversal of 16868442036036 is 63063024486861.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×16868442036036³ (a number of 41 digits) contains 333 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, 702851751490 + ... + 702851751513.

Almost surely, 2^{16868442036036} is an apocalyptic number.

It is an amenable number.

16868442036036 is an abundant number, since it is smaller than the sum of its proper divisors (22491256048076).

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

16868442036036 is a wasteful number, since it uses less digits than its factorization.

16868442036036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405703503010 (or 1405703503008 counting only the distinct ones).

The product of its (nonzero) digits is 23887872, while the sum is 57.

The spelling of 16868442036036 in words is "sixteen trillion, eight hundred sixty-eight billion, four hundred forty-two million, thirty-six thousand, thirty-six".