16163460437 has 2 divisors, whose sum is σ = 16163460438. Its totient is φ = 16163460436.

The previous prime is 16163460371. The next prime is 16163460497. The reversal of 16163460437 is 73406436161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15805266961 + 358193476 = 125719^2 + 18926^2 .

It is an emirp because it is prime and its reverse (73406436161) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16163460437 - 2¹⁴ = 16163444053 is a prime.

It is a super-2 number, since 2×16163460437² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16163460394 and 16163460403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16163460497) 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 as a sum of consecutive naturals, namely, 8081730218 + 8081730219.

It is an arithmetic number, because the mean of its divisors is an integer number (8081730219).

Almost surely, 2^16163460437 is an apocalyptic number.

It is an amenable number.

16163460437 is a deficient number, since it is larger than the sum of its proper divisors (1).

16163460437 is an equidigital number, since it uses as much as digits as its factorization.

16163460437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 41.

Adding to 16163460437 its reverse (73406436161), we get a palindrome (89569896598).

The spelling of 16163460437 in words is "sixteen billion, one hundred sixty-three million, four hundred sixty thousand, four hundred thirty-seven".