324243242342401 has 2 divisors, whose sum is σ = 324243242342402. Its totient is φ = 324243242342400.

The previous prime is 324243242342351. The next prime is 324243242342471. The reversal of 324243242342401 is 104243242342423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 247150469840400 + 77092772502001 = 15721020^2 + 8780249^2 .

It is a cyclic number.

It is not a de Polignac number, because 324243242342401 - 2²⁷ = 324243108124673 is a prime.

It is not a weakly prime, because it can be changed into another prime (324243242342471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162121621171200 + 162121621171201.

It is an arithmetic number, because the mean of its divisors is an integer number (162121621171201).

Almost surely, 2^{324243242342401} is an apocalyptic number.

It is an amenable number.

324243242342401 is a deficient number, since it is larger than the sum of its proper divisors (1).

324243242342401 is an equidigital number, since it uses as much as digits as its factorization.

324243242342401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 884736, while the sum is 40.

Adding to 324243242342401 its reverse (104243242342423), we get a palindrome (428486484684824).

The spelling of 324243242342401 in words is "three hundred twenty-four trillion, two hundred forty-three billion, two hundred forty-two million, three hundred forty-two thousand, four hundred one".