343134123320040 has 128 divisors (see below), whose sum is σ = 1111936375267200. Its totient is φ = 84208606479360.

The previous prime is 343134123320029. The next prime is 343134123320041. The reversal of 343134123320040 is 40023321431343.

It is a happy number.

It is a super-2 number, since 2×343134123320040² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 343134123319983 and 343134123320010.

It is not an unprimeable number, because it can be changed into a prime (343134123320041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 331746135 + ... + 332778854.

It is an arithmetic number, because the mean of its divisors is an integer number (8687002931775).

Almost surely, 2^{343134123320040} is an apocalyptic number.

343134123320040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

343134123320040 is an abundant number, since it is smaller than the sum of its proper divisors (768802251947160).

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

343134123320040 is a wasteful number, since it uses less digits than its factorization.

343134123320040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664525347 (or 664525343 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 33.

Adding to 343134123320040 its reverse (40023321431343), we get a palindrome (383157444751383).

The spelling of 343134123320040 in words is "three hundred forty-three trillion, one hundred thirty-four billion, one hundred twenty-three million, three hundred twenty thousand, forty".