216236244144163 has 2 divisors, whose sum is σ = 216236244144164. Its totient is φ = 216236244144162.

The previous prime is 216236244144149. The next prime is 216236244144209. The reversal of 216236244144163 is 361441442632612.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 216236244144163 - 2¹³ = 216236244135971 is a prime.

It is a super-2 number, since 2×216236244144163² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (216236244144103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108118122072081 + 108118122072082.

It is an arithmetic number, because the mean of its divisors is an integer number (108118122072082).

Almost surely, 2^{216236244144163} is an apocalyptic number.

216236244144163 is a deficient number, since it is larger than the sum of its proper divisors (1).

216236244144163 is an equidigital number, since it uses as much as digits as its factorization.

216236244144163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3981312, while the sum is 49.

Adding to 216236244144163 its reverse (361441442632612), we get a palindrome (577677686776775).

The spelling of 216236244144163 in words is "two hundred sixteen trillion, two hundred thirty-six billion, two hundred forty-four million, one hundred forty-four thousand, one hundred sixty-three".