16195673408880 has 120 divisors (see below), whose sum is σ = 58403581498512. Its totient is φ = 3701868205056.

The previous prime is 16195673408869. The next prime is 16195673408927. The reversal of 16195673408880 is 8880437659161.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 688579797 + ... + 688603316.

Almost surely, 2^{16195673408880} is an apocalyptic number.

16195673408880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16195673408880 is an abundant number, since it is smaller than the sum of its proper divisors (42207908089632).

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

16195673408880 is a wasteful number, since it uses less digits than its factorization.

16195673408880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377183143 (or 1377183130 counting only the distinct ones).

The product of its (nonzero) digits is 69672960, while the sum is 66.

The spelling of 16195673408880 in words is "sixteen trillion, one hundred ninety-five billion, six hundred seventy-three million, four hundred eight thousand, eight hundred eighty".