16011116423 has 2 divisors, whose sum is σ = 16011116424. Its totient is φ = 16011116422.

The previous prime is 16011116417. The next prime is 16011116447. The reversal of 16011116423 is 32461111061.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16011116423 - 2⁸ = 16011116167 is a prime.

It is a super-2 number, since 2×16011116423² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16011116392 and 16011116401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16011116923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8005558211 + 8005558212.

It is an arithmetic number, because the mean of its divisors is an integer number (8005558212).

Almost surely, 2^16011116423 is an apocalyptic number.

16011116423 is a deficient number, since it is larger than the sum of its proper divisors (1).

16011116423 is an equidigital number, since it uses as much as digits as its factorization.

16011116423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

Adding to 16011116423 its reverse (32461111061), we get a palindrome (48472227484).

The spelling of 16011116423 in words is "sixteen billion, eleven million, one hundred sixteen thousand, four hundred twenty-three".