240535304223433 has 2 divisors, whose sum is σ = 240535304223434. Its totient is φ = 240535304223432.

The previous prime is 240535304223407. The next prime is 240535304223523. The reversal of 240535304223433 is 334322403535042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196892197021584 + 43643107201849 = 14031828^2 + 6606293^2 .

It is a cyclic number.

It is not a de Polignac number, because 240535304223433 - 2⁹ = 240535304222921 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 240535304223433.

It is not a weakly prime, because it can be changed into another prime (240535304223233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120267652111716 + 120267652111717.

It is an arithmetic number, because the mean of its divisors is an integer number (120267652111717).

Almost surely, 2^{240535304223433} is an apocalyptic number.

It is an amenable number.

240535304223433 is a deficient number, since it is larger than the sum of its proper divisors (1).

240535304223433 is an equidigital number, since it uses as much as digits as its factorization.

240535304223433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3110400, while the sum is 43.

Adding to 240535304223433 its reverse (334322403535042), we get a palindrome (574857707758475).

The spelling of 240535304223433 in words is "two hundred forty trillion, five hundred thirty-five billion, three hundred four million, two hundred twenty-three thousand, four hundred thirty-three".