16423230219 has 16 divisors (see below), whose sum is σ = 24533967360. Its totient is φ = 9684459360.

The previous prime is 16423230217. The next prime is 16423230223. The reversal of 16423230219 is 91203232461.

It is not a de Polignac number, because 16423230219 - 2¹ = 16423230217 is a prime.

It is a super-2 number, since 2×16423230219² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a self number, because there is not a number n which added to its sum of digits gives 16423230219.

It is not an unprimeable number, because it can be changed into a prime (16423230217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6724099 + ... + 6726540.

It is an arithmetic number, because the mean of its divisors is an integer number (1533372960).

Almost surely, 2^16423230219 is an apocalyptic number.

16423230219 is a deficient number, since it is larger than the sum of its proper divisors (8110737141).

16423230219 is a wasteful number, since it uses less digits than its factorization.

16423230219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13450690.

The product of its (nonzero) digits is 15552, while the sum is 33.

It can be divided in two parts, 16423 and 230219, that added together give a palindrome (246642).

The spelling of 16423230219 in words is "sixteen billion, four hundred twenty-three million, two hundred thirty thousand, two hundred nineteen".