340024402440953 has 2 divisors, whose sum is σ = 340024402440954. Its totient is φ = 340024402440952.

The previous prime is 340024402440949. The next prime is 340024402441039. The reversal of 340024402440953 is 359044204420043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 320195665456144 + 19828736984809 = 17894012^2 + 4452947^2 .

It is a cyclic number.

It is not a de Polignac number, because 340024402440953 - 2² = 340024402440949 is a prime.

It is not a weakly prime, because it can be changed into another prime (340024402440253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170012201220476 + 170012201220477.

It is an arithmetic number, because the mean of its divisors is an integer number (170012201220477).

Almost surely, 2^{340024402440953} is an apocalyptic number.

It is an amenable number.

340024402440953 is a deficient number, since it is larger than the sum of its proper divisors (1).

340024402440953 is an equidigital number, since it uses as much as digits as its factorization.

340024402440953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1658880, while the sum is 44.

Adding to 340024402440953 its reverse (359044204420043), we get a palindrome (699068606860996).

The spelling of 340024402440953 in words is "three hundred forty trillion, twenty-four billion, four hundred two million, four hundred forty thousand, nine hundred fifty-three".