343420423412043 has 32 divisors (see below), whose sum is σ = 493054473669120. Its totient is φ = 211823762608640.

The previous prime is 343420423412023. The next prime is 343420423412159. The reversal of 343420423412043 is 340214324024343.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-343420423412043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 343420423411992 and 343420423412010.

It is not an unprimeable number, because it can be changed into a prime (343420423412023) 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 in 31 ways as a sum of consecutive naturals, for example, 186063946 + ... + 187900592.

It is an arithmetic number, because the mean of its divisors is an integer number (15407952302160).

Almost surely, 2^{343420423412043} is an apocalyptic number.

343420423412043 is a deficient number, since it is larger than the sum of its proper divisors (149634050257077).

343420423412043 is a wasteful number, since it uses less digits than its factorization.

343420423412043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1898867.

The product of its (nonzero) digits is 663552, while the sum is 39.

Adding to 343420423412043 its reverse (340214324024343), we get a palindrome (683634747436386).

The spelling of 343420423412043 in words is "three hundred forty-three trillion, four hundred twenty billion, four hundred twenty-three million, four hundred twelve thousand, forty-three".