343000505412 has 18 divisors (see below), whose sum is σ = 867029055438. Its totient is φ = 114333501792.

The previous prime is 343000505383. The next prime is 343000505437. The reversal of 343000505412 is 214505000343.

It can be written as a sum of positive squares in only one way, i.e., 342779804676 + 220700736 = 585474^2 + 14856^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4763895873 + ... + 4763895944.

Almost surely, 2^343000505412 is an apocalyptic number.

It is an amenable number.

343000505412 is an abundant number, since it is smaller than the sum of its proper divisors (524028550026).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343000505412 is a wasteful number, since it uses less digits than its factorization.

343000505412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9527791827 (or 9527791822 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 343000505412 its reverse (214505000343), we get a palindrome (557505505755).

The spelling of 343000505412 in words is "three hundred forty-three billion, five hundred five thousand, four hundred twelve".