2440440422347 has 2 divisors, whose sum is σ = 2440440422348. Its totient is φ = 2440440422346.

The previous prime is 2440440422333. The next prime is 2440440422411. The reversal of 2440440422347 is 7432240440442.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2440440422347 is a prime.

It is not a weakly prime, because it can be changed into another prime (2440440422317) 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 as a sum of consecutive naturals, namely, 1220220211173 + 1220220211174.

It is an arithmetic number, because the mean of its divisors is an integer number (1220220211174).

Almost surely, 2^{2440440422347} is an apocalyptic number.

2440440422347 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440440422347 is an equidigital number, since it uses as much as digits as its factorization.

2440440422347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 688128, while the sum is 40.

Adding to 2440440422347 its reverse (7432240440442), we get a palindrome (9872680862789).

The spelling of 2440440422347 in words is "two trillion, four hundred forty billion, four hundred forty million, four hundred twenty-two thousand, three hundred forty-seven".