8816518381441 has 2 divisors, whose sum is σ = 8816518381442. Its totient is φ = 8816518381440.

The previous prime is 8816518381367. The next prime is 8816518381459. The reversal of 8816518381441 is 1441838156188.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8096898705025 + 719619676416 = 2845505^2 + 848304^2 .

It is a cyclic number.

It is not a de Polignac number, because 8816518381441 - 2²³ = 8816509992833 is a prime.

It is not a weakly prime, because it can be changed into another prime (8816518381141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4408259190720 + 4408259190721.

It is an arithmetic number, because the mean of its divisors is an integer number (4408259190721).

Almost surely, 2^{8816518381441} is an apocalyptic number.

It is an amenable number.

8816518381441 is a deficient number, since it is larger than the sum of its proper divisors (1).

8816518381441 is an equidigital number, since it uses as much as digits as its factorization.

8816518381441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5898240, while the sum is 58.

The spelling of 8816518381441 in words is "eight trillion, eight hundred sixteen billion, five hundred eighteen million, three hundred eighty-one thousand, four hundred forty-one".