3240430340423 has 2 divisors, whose sum is σ = 3240430340424. Its totient is φ = 3240430340422.

The previous prime is 3240430340291. The next prime is 3240430340431.

3240430340423 is nontrivially palindromic in base 10.

3240430340423 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 is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 3240430340423 - 2³⁸ = 2965552433479 is a prime.

It is a super-2 number, since 2×3240430340423² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3240430340423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3240430340923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1620215170211 + 1620215170212.

It is an arithmetic number, because the mean of its divisors is an integer number (1620215170212).

Almost surely, 2^{3240430340423} is an apocalyptic number.

3240430340423 is a deficient number, since it is larger than the sum of its proper divisors (1).

3240430340423 is an equidigital number, since it uses as much as digits as its factorization.

3240430340423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 32.

It can be divided in two parts, 3240430 and 340423, that added together give a palindrome (3580853).

The spelling of 3240430340423 in words is "three trillion, two hundred forty billion, four hundred thirty million, three hundred forty thousand, four hundred twenty-three".