343345312225 has 24 divisors (see below), whose sum is σ = 441333984960. Its totient is φ = 264659814720.

The previous prime is 343345312169. The next prime is 343345312249. The reversal of 343345312225 is 522213543343.

It is not a de Polignac number, because 343345312225 - 2¹⁵ = 343345279457 is a prime.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 133147 + ... + 839296.

It is an arithmetic number, because the mean of its divisors is an integer number (18388916040).

Almost surely, 2^343345312225 is an apocalyptic number.

It is an amenable number.

343345312225 is a deficient number, since it is larger than the sum of its proper divisors (97988672735).

343345312225 is a wasteful number, since it uses less digits than its factorization.

343345312225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972969 (or 972964 counting only the distinct ones).

The product of its digits is 259200, while the sum is 37.

Adding to 343345312225 its reverse (522213543343), we get a palindrome (865558855568).

The spelling of 343345312225 in words is "three hundred forty-three billion, three hundred forty-five million, three hundred twelve thousand, two hundred twenty-five".