343417449855255 has 16 divisors (see below), whose sum is σ = 550091606418144. Its totient is φ = 182948077706240.

The previous prime is 343417449855203. The next prime is 343417449855257. The reversal of 343417449855255 is 552558944714343.

It is not a de Polignac number, because 343417449855255 - 2¹² = 343417449851159 is a prime.

It is a super-2 number, since 2×343417449855255² (a number of 30 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 343417449855255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343417449855257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12993458214 + ... + 12993484643.

It is an arithmetic number, because the mean of its divisors is an integer number (34380725401134).

Almost surely, 2^{343417449855255} is an apocalyptic number.

343417449855255 is a deficient number, since it is larger than the sum of its proper divisors (206674156562889).

343417449855255 is a wasteful number, since it uses less digits than its factorization.

343417449855255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25986943746.

The product of its digits is 1451520000, while the sum is 69.

The spelling of 343417449855255 in words is "three hundred forty-three trillion, four hundred seventeen billion, four hundred forty-nine million, eight hundred fifty-five thousand, two hundred fifty-five".