343400000423 has 16 divisors (see below), whose sum is σ = 365164692480. Its totient is φ = 322207320864.

The previous prime is 343400000417. The next prime is 343400000431. The reversal of 343400000423 is 324000004343.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 343400000423 - 2³⁶ = 274680523687 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343400000413) 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 15 ways as a sum of consecutive naturals, for example, 6702140 + ... + 6753182.

It is an arithmetic number, because the mean of its divisors is an integer number (22822793280).

Almost surely, 2^343400000423 is an apocalyptic number.

343400000423 is a deficient number, since it is larger than the sum of its proper divisors (21764692057).

343400000423 is a wasteful number, since it uses less digits than its factorization.

343400000423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56638.

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 343400000423 its reverse (324000004343), we get a palindrome (667400004766).

The spelling of 343400000423 in words is "three hundred forty-three billion, four hundred million, four hundred twenty-three", and thus it is an aban number.