343402404131244 has 192 divisors, whose sum is σ = 824048789760000. Its totient is φ = 111251282706432.

The previous prime is 343402404131203. The next prime is 343402404131261. The reversal of 343402404131244 is 442131404204343.

It is a happy number.

It is a super-2 number, since 2×343402404131244² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63021176232 + ... + 63021181680.

It is an arithmetic number, because the mean of its divisors is an integer number (4291920780000).

Almost surely, 2^{343402404131244} is an apocalyptic number.

It is an amenable number.

343402404131244 is an abundant number, since it is smaller than the sum of its proper divisors (480646385628756).

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

343402404131244 is a wasteful number, since it uses less digits than its factorization.

343402404131244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7112 (or 7110 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 39.

Adding to 343402404131244 its reverse (442131404204343), we get a palindrome (785533808335587).

The spelling of 343402404131244 in words is "three hundred forty-three trillion, four hundred two billion, four hundred four million, one hundred thirty-one thousand, two hundred forty-four".