16806199960128 has 112 divisors (see below), whose sum is σ = 45673184004224. Its totient is φ = 5450064445440.

The previous prime is 16806199960111. The next prime is 16806199960189. The reversal of 16806199960128 is 82106999160861.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67441776 + ... + 67690512.

It is an arithmetic number, because the mean of its divisors is an integer number (407796285752).

Almost surely, 2^{16806199960128} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16806199960128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22836592002112).

16806199960128 is an abundant number, since it is smaller than the sum of its proper divisors (28866984044096).

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

16806199960128 is a wasteful number, since it uses less digits than its factorization.

16806199960128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258300 (or 258290 counting only the distinct ones).

The product of its (nonzero) digits is 20155392, while the sum is 66.

The spelling of 16806199960128 in words is "sixteen trillion, eight hundred six billion, one hundred ninety-nine million, nine hundred sixty thousand, one hundred twenty-eight".