324540331369 has 2 divisors, whose sum is σ = 324540331370. Its totient is φ = 324540331368.

The previous prime is 324540331331. The next prime is 324540331469. The reversal of 324540331369 is 963133045423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 221829696144 + 102710635225 = 470988^2 + 320485^2 .

It is a cyclic number.

It is not a de Polignac number, because 324540331369 - 2¹⁷ = 324540200297 is a prime.

It is a super-2 number, since 2×324540331369² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (324540331169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162270165684 + 162270165685.

It is an arithmetic number, because the mean of its divisors is an integer number (162270165685).

Almost surely, 2^324540331369 is an apocalyptic number.

It is an amenable number.

324540331369 is a deficient number, since it is larger than the sum of its proper divisors (1).

324540331369 is an equidigital number, since it uses as much as digits as its factorization.

324540331369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 43.

The spelling of 324540331369 in words is "three hundred twenty-four billion, five hundred forty million, three hundred thirty-one thousand, three hundred sixty-nine".