324540331331 has 2 divisors, whose sum is σ = 324540331332. Its totient is φ = 324540331330.

The previous prime is 324540331327. The next prime is 324540331369. The reversal of 324540331331 is 133133045423.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 324540331331 - 2² = 324540331327 is a prime.

It is a super-2 number, since 2×324540331331² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (324540334331) 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, 162270165665 + 162270165666.

It is an arithmetic number, because the mean of its divisors is an integer number (162270165666).

Almost surely, 2^324540331331 is an apocalyptic number.

324540331331 is a deficient number, since it is larger than the sum of its proper divisors (1).

324540331331 is an equidigital number, since it uses as much as digits as its factorization.

324540331331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 32.

Adding to 324540331331 its reverse (133133045423), we get a palindrome (457673376754).

The spelling of 324540331331 in words is "three hundred twenty-four billion, five hundred forty million, three hundred thirty-one thousand, three hundred thirty-one".