340024421043342 has 24 divisors (see below), whose sum is σ = 841965233060016. Its totient is φ = 97149834583776.

The previous prime is 340024421043239. The next prime is 340024421043343. The reversal of 340024421043342 is 243340124420043.

340024421043342 is a `hidden beast` number, since 3 + 4 + 0 + 0 + 2 + 4 + 4 + 210 + 433 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 340024421043297 and 340024421043306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340024421043343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1349303257983 + ... + 1349303258234.

It is an arithmetic number, because the mean of its divisors is an integer number (35081884710834).

Almost surely, 2^{340024421043342} is an apocalyptic number.

340024421043342 is an abundant number, since it is smaller than the sum of its proper divisors (501940812016674).

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

340024421043342 is a wasteful number, since it uses less digits than its factorization.

340024421043342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2698606516232 (or 2698606516229 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 36.

Adding to 340024421043342 its reverse (243340124420043), we get a palindrome (583364545463385).

The spelling of 340024421043342 in words is "three hundred forty trillion, twenty-four billion, four hundred twenty-one million, forty-three thousand, three hundred forty-two".