240002404540741 has 2 divisors, whose sum is σ = 240002404540742. Its totient is φ = 240002404540740.

The previous prime is 240002404540739. The next prime is 240002404540757. The reversal of 240002404540741 is 147045404200042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 239510568824641 + 491835716100 = 15476129^2 + 701310^2 .

It is a cyclic number.

It is not a de Polignac number, because 240002404540741 - 2¹ = 240002404540739 is a prime.

Together with 240002404540739, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 240002404540741.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240002434540741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120001202270370 + 120001202270371.

It is an arithmetic number, because the mean of its divisors is an integer number (120001202270371).

Almost surely, 2^{240002404540741} is an apocalyptic number.

It is an amenable number.

240002404540741 is a deficient number, since it is larger than the sum of its proper divisors (1).

240002404540741 is an equidigital number, since it uses as much as digits as its factorization.

240002404540741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 143360, while the sum is 37.

Adding to 240002404540741 its reverse (147045404200042), we get a palindrome (387047808740783).

The spelling of 240002404540741 in words is "two hundred forty trillion, two billion, four hundred four million, five hundred forty thousand, seven hundred forty-one".