240243421401041 has 4 divisors (see below), whose sum is σ = 243534427173732. Its totient is φ = 236952415628352.

The previous prime is 240243421400981. The next prime is 240243421401103. The reversal of 240243421401041 is 140104124342042.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 59930760318016 + 180312661083025 = 7741496^2 + 13428055^2 .

It is a cyclic number.

It is not a de Polignac number, because 240243421401041 - 2⁶ = 240243421400977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240243421400989 and 240243421401007.

It is not an unprimeable number, because it can be changed into a prime (240243421401341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1645502886236 + ... + 1645502886381.

It is an arithmetic number, because the mean of its divisors is an integer number (60883606793433).

Almost surely, 2^{240243421401041} is an apocalyptic number.

It is an amenable number.

240243421401041 is a deficient number, since it is larger than the sum of its proper divisors (3291005772691).

240243421401041 is an equidigital number, since it uses as much as digits as its factorization.

240243421401041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3291005772690.

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 240243421401041 its reverse (140104124342042), we get a palindrome (380347545743083).

The spelling of 240243421401041 in words is "two hundred forty trillion, two hundred forty-three billion, four hundred twenty-one million, four hundred one thousand, forty-one".