18342324841 has 2 divisors, whose sum is σ = 18342324842. Its totient is φ = 18342324840.

The previous prime is 18342324829. The next prime is 18342324863. The reversal of 18342324841 is 14842324381.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16018699225 + 2323625616 = 126565^2 + 48204^2 .

It is a cyclic number.

It is not a de Polignac number, because 18342324841 - 2¹³ = 18342316649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18342324794 and 18342324803.

It is not a weakly prime, because it can be changed into another prime (18342324821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9171162420 + 9171162421.

It is an arithmetic number, because the mean of its divisors is an integer number (9171162421).

Almost surely, 2^18342324841 is an apocalyptic number.

It is an amenable number.

18342324841 is a deficient number, since it is larger than the sum of its proper divisors (1).

18342324841 is an equidigital number, since it uses as much as digits as its factorization.

18342324841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 147456, while the sum is 40.

The spelling of 18342324841 in words is "eighteen billion, three hundred forty-two million, three hundred twenty-four thousand, eight hundred forty-one".