16163138227001 has 2 divisors, whose sum is σ = 16163138227002. Its totient is φ = 16163138227000.

The previous prime is 16163138226959. The next prime is 16163138227031. The reversal of 16163138227001 is 10072283136161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9881598537001 + 6281539690000 = 3143501^2 + 2506300^2 .

It is a cyclic number.

It is not a de Polignac number, because 16163138227001 - 2²⁶ = 16163071118137 is a prime.

It is a super-2 number, since 2×16163138227001² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16163138227001.

It is not a weakly prime, because it can be changed into another prime (16163138227031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8081569113500 + 8081569113501.

It is an arithmetic number, because the mean of its divisors is an integer number (8081569113501).

Almost surely, 2^{16163138227001} is an apocalyptic number.

It is an amenable number.

16163138227001 is a deficient number, since it is larger than the sum of its proper divisors (1).

16163138227001 is an equidigital number, since it uses as much as digits as its factorization.

16163138227001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 16163138227001 in words is "sixteen trillion, one hundred sixty-three billion, one hundred thirty-eight million, two hundred twenty-seven thousand, one".