16031903173 has 8 divisors (see below), whose sum is σ = 18834683616. Its totient is φ = 13453345200.

The previous prime is 16031903101. The next prime is 16031903191. The reversal of 16031903173 is 37130913061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16031903173 - 2⁹ = 16031902661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16031903773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56055463 + ... + 56055748.

It is an arithmetic number, because the mean of its divisors is an integer number (2354335452).

Almost surely, 2^16031903173 is an apocalyptic number.

16031903173 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16031903173 is a deficient number, since it is larger than the sum of its proper divisors (2802780443).

16031903173 is a wasteful number, since it uses less digits than its factorization.

16031903173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112111235.

The product of its (nonzero) digits is 10206, while the sum is 34.

The spelling of 16031903173 in words is "sixteen billion, thirty-one million, nine hundred three thousand, one hundred seventy-three".