16031730143 has 8 divisors (see below), whose sum is σ = 18834480336. Its totient is φ = 13453200000.

The previous prime is 16031730131. The next prime is 16031730151. The reversal of 16031730143 is 34103713061.

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 16031730143 - 2⁶ = 16031730079 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 (16031730343) 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, 56054858 + ... + 56055143.

It is an arithmetic number, because the mean of its divisors is an integer number (2354310042).

Almost surely, 2^16031730143 is an apocalyptic number.

16031730143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16031730143 is a deficient number, since it is larger than the sum of its proper divisors (2802750193).

16031730143 is a wasteful number, since it uses less digits than its factorization.

16031730143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112110025.

The product of its (nonzero) digits is 4536, while the sum is 29.

The spelling of 16031730143 in words is "sixteen billion, thirty-one million, seven hundred thirty thousand, one hundred forty-three".