240042604447 has 2 divisors, whose sum is σ = 240042604448. Its totient is φ = 240042604446.

The previous prime is 240042604441. The next prime is 240042604531. The reversal of 240042604447 is 744406240042.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240042604447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240042604441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120021302223 + 120021302224.

It is an arithmetic number, because the mean of its divisors is an integer number (120021302224).

Almost surely, 2^240042604447 is an apocalyptic number.

240042604447 is a deficient number, since it is larger than the sum of its proper divisors (1).

240042604447 is an equidigital number, since it uses as much as digits as its factorization.

240042604447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172032, while the sum is 37.

Adding to 240042604447 its reverse (744406240042), we get a palindrome (984448844489).

The spelling of 240042604447 in words is "two hundred forty billion, forty-two million, six hundred four thousand, four hundred forty-seven".