16123534067437 has 2 divisors, whose sum is σ = 16123534067438. Its totient is φ = 16123534067436.

The previous prime is 16123534067371. The next prime is 16123534067441. The reversal of 16123534067437 is 73476043532161.

16123534067437 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12965897470761 + 3157636596676 = 3600819^2 + 1776974^2 .

It is an emirp because it is prime and its reverse (73476043532161) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16123534067437 - 2²³ = 16123525678829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16123534068437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8061767033718 + 8061767033719.

It is an arithmetic number, because the mean of its divisors is an integer number (8061767033719).

Almost surely, 2^{16123534067437} is an apocalyptic number.

It is an amenable number.

16123534067437 is a deficient number, since it is larger than the sum of its proper divisors (1).

16123534067437 is an equidigital number, since it uses as much as digits as its factorization.

16123534067437 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7620480, while the sum is 52.

Adding to 16123534067437 its reverse (73476043532161), we get a palindrome (89599577599598).

The spelling of 16123534067437 in words is "sixteen trillion, one hundred twenty-three billion, five hundred thirty-four million, sixty-seven thousand, four hundred thirty-seven".