16195010854216 has 8 divisors (see below), whose sum is σ = 30365645351670. Its totient is φ = 8097505427104.

The previous prime is 16195010854199. The next prime is 16195010854247. The reversal of 16195010854216 is 61245801059161.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10744326845316 + 5450684008900 = 3277854^2 + 2334670^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 16195010854216.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1012188178381 + ... + 1012188178396.

Almost surely, 2^{16195010854216} is an apocalyptic number.

It is an amenable number.

16195010854216 is a deficient number, since it is larger than the sum of its proper divisors (14170634497454).

16195010854216 is a wasteful number, since it uses less digits than its factorization.

16195010854216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2024376356783 (or 2024376356779 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 49.

The spelling of 16195010854216 in words is "sixteen trillion, one hundred ninety-five billion, ten million, eight hundred fifty-four thousand, two hundred sixteen".