340425360561343 has 2 divisors, whose sum is σ = 340425360561344. Its totient is φ = 340425360561342.

The previous prime is 340425360561337. The next prime is 340425360561359. The reversal of 340425360561343 is 343165063524043.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340425360561343 is a prime.

It is a super-2 number, since 2×340425360561343² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (340425360561943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170212680280671 + 170212680280672.

It is an arithmetic number, because the mean of its divisors is an integer number (170212680280672).

Almost surely, 2^{340425360561343} is an apocalyptic number.

340425360561343 is a deficient number, since it is larger than the sum of its proper divisors (1).

340425360561343 is an equidigital number, since it uses as much as digits as its factorization.

340425360561343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9331200, while the sum is 49.

The spelling of 340425360561343 in words is "three hundred forty trillion, four hundred twenty-five billion, three hundred sixty million, five hundred sixty-one thousand, three hundred forty-three".