16871800346816 has 28 divisors (see below), whose sum is σ = 34384843110288. Its totient is φ = 8207902870272.

The previous prime is 16871800346783. The next prime is 16871800346831. The reversal of 16871800346816 is 61864300817861.

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, 3562455476 + ... + 3562460211.

Almost surely, 2^{16871800346816} is an apocalyptic number.

16871800346816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16871800346816 is an abundant number, since it is smaller than the sum of its proper divisors (17513042763472).

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

16871800346816 is an equidigital number, since it uses as much as digits as its factorization.

16871800346816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7124915736 (or 7124915726 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 59.

The spelling of 16871800346816 in words is "sixteen trillion, eight hundred seventy-one billion, eight hundred million, three hundred forty-six thousand, eight hundred sixteen".