343320423524 has 18 divisors (see below), whose sum is σ = 650582046450. Its totient is φ = 158455579776.

The previous prime is 343320423491. The next prime is 343320423557. The reversal of 343320423524 is 425324023343.

It is an interprime number because it is at equal distance from previous prime (343320423491) and next prime (343320423557).

It can be written as a sum of positive squares in 3 ways, for example, as 28285185124 + 315035238400 = 168182^2 + 561280^2 .

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, 253934549 + ... + 253935900.

It is an arithmetic number, because the mean of its divisors is an integer number (36143447025).

Almost surely, 2^343320423524 is an apocalyptic number.

It is an amenable number.

343320423524 is a deficient number, since it is larger than the sum of its proper divisors (307261622926).

343320423524 is a wasteful number, since it uses less digits than its factorization.

343320423524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507870479 (or 507870464 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 35.

Adding to 343320423524 its reverse (425324023343), we get a palindrome (768644446867).

The spelling of 343320423524 in words is "three hundred forty-three billion, three hundred twenty million, four hundred twenty-three thousand, five hundred twenty-four".