343334130422440 has 32 divisors (see below), whose sum is σ = 772509702899880. Its totient is φ = 137332246044672.

The previous prime is 343334130422419. The next prime is 343334130422477. The reversal of 343334130422440 is 44224031433343.

It can be written as a sum of positive squares in 4 ways, for example, as 270344822771556 + 72989307650884 = 16442166^2 + 8543378^2 .

It is a super-2 number, since 2×343334130422440² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 343334130422393 and 343334130422402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39981417 + ... + 47803576.

Almost surely, 2^{343334130422440} is an apocalyptic number.

It is an amenable number.

343334130422440 is an abundant number, since it is smaller than the sum of its proper divisors (429175572477440).

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

343334130422440 is a wasteful number, since it uses less digits than its factorization.

343334130422440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87882781 (or 87882777 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 40.

Adding to 343334130422440 its reverse (44224031433343), we get a palindrome (387558161855783).

The spelling of 343334130422440 in words is "three hundred forty-three trillion, three hundred thirty-four billion, one hundred thirty million, four hundred twenty-two thousand, four hundred forty".