343120342450 has 24 divisors (see below), whose sum is σ = 644058928260. Its totient is φ = 135988977600.

The previous prime is 343120342441. The next prime is 343120342451. The reversal of 343120342450 is 54243021343.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 205151925969 + 137968416481 = 452937^2 + 371441^2 .

It is not an unprimeable number, because it can be changed into a prime (343120342451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31473481 + ... + 31484380.

Almost surely, 2^343120342450 is an apocalyptic number.

343120342450 is a deficient number, since it is larger than the sum of its proper divisors (300938585810).

343120342450 is a wasteful number, since it uses less digits than its factorization.

343120342450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62957982 (or 62957977 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 343120342450 its reverse (54243021343), we get a palindrome (397363363793).

The spelling of 343120342450 in words is "three hundred forty-three billion, one hundred twenty million, three hundred forty-two thousand, four hundred fifty".