16032020203173 has 16 divisors (see below), whose sum is σ = 23642507966336. Its totient is φ = 9599213759040.

The previous prime is 16032020203117. The next prime is 16032020203187. The reversal of 16032020203173 is 37130202023061.

It is not a de Polignac number, because 16032020203173 - 2⁶ = 16032020203109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16032020203173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16032020283173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5555099113 + ... + 5555101998.

It is an arithmetic number, because the mean of its divisors is an integer number (1477656747896).

Almost surely, 2^{16032020203173} is an apocalyptic number.

16032020203173 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16032020203173 is a deficient number, since it is larger than the sum of its proper divisors (7610487763163).

16032020203173 is a wasteful number, since it uses less digits than its factorization.

16032020203173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11110201164.

The product of its (nonzero) digits is 9072, while the sum is 30.

The spelling of 16032020203173 in words is "sixteen trillion, thirty-two billion, twenty million, two hundred three thousand, one hundred seventy-three".