2340400040441 has 2 divisors, whose sum is σ = 2340400040442. Its totient is φ = 2340400040440.

The previous prime is 2340400040411. The next prime is 2340400040453. The reversal of 2340400040441 is 1440400040432.

It is a happy number.

2340400040441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1645586102416 + 694813938025 = 1282804^2 + 833555^2 .

It is a cyclic number.

It is not a de Polignac number, because 2340400040441 - 2²² = 2340395846137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2340400040441.

It is not a weakly prime, because it can be changed into another prime (2340400040411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1170200020220 + 1170200020221.

It is an arithmetic number, because the mean of its divisors is an integer number (1170200020221).

Almost surely, 2^{2340400040441} is an apocalyptic number.

It is an amenable number.

2340400040441 is a deficient number, since it is larger than the sum of its proper divisors (1).

2340400040441 is an equidigital number, since it uses as much as digits as its factorization.

2340400040441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 2340400040441 its reverse (1440400040432), we get a palindrome (3780800080873).

Subtracting from 2340400040441 its reverse (1440400040432), we obtain a palindrome (900000000009).

The spelling of 2340400040441 in words is "two trillion, three hundred forty billion, four hundred million, forty thousand, four hundred forty-one".