343323215352 has 192 divisors, whose sum is σ = 1077647276160. Its totient is φ = 97793740800.

The previous prime is 343323215311. The next prime is 343323215353. The reversal of 343323215352 is 253512323343.

343323215352 is a `hidden beast` number, since 3 + 433 + 2 + 3 + 215 + 3 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343323215353) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 793777 + ... + 1147487.

It is an arithmetic number, because the mean of its divisors is an integer number (5612746230).

Almost surely, 2^343323215352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343323215352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (538823638080).

343323215352 is an abundant number, since it is smaller than the sum of its proper divisors (734324060808).

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

343323215352 is a wasteful number, since it uses less digits than its factorization.

343323215352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353814 (or 353807 counting only the distinct ones).

The product of its digits is 194400, while the sum is 36.

Adding to 343323215352 its reverse (253512323343), we get a palindrome (596835538695).

The spelling of 343323215352 in words is "three hundred forty-three billion, three hundred twenty-three million, two hundred fifteen thousand, three hundred fifty-two".