16544123119 has 2 divisors, whose sum is σ = 16544123120. Its totient is φ = 16544123118.

The previous prime is 16544123051. The next prime is 16544123129. The reversal of 16544123119 is 91132144561.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16544123119 - 2⁹ = 16544122607 is a prime.

It is a super-2 number, since 2×16544123119² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16544123129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8272061559 + 8272061560.

It is an arithmetic number, because the mean of its divisors is an integer number (8272061560).

Almost surely, 2^16544123119 is an apocalyptic number.

16544123119 is a deficient number, since it is larger than the sum of its proper divisors (1).

16544123119 is an equidigital number, since it uses as much as digits as its factorization.

16544123119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 37.

The spelling of 16544123119 in words is "sixteen billion, five hundred forty-four million, one hundred twenty-three thousand, one hundred nineteen".