340421333033144 has 32 divisors (see below), whose sum is σ = 701631755130240. Its totient is φ = 153555771314400.

The previous prime is 340421333033123. The next prime is 340421333033161. The reversal of 340421333033144 is 441330333124043.

It is a junction number, because it is equal to n+sod(n) for n = 340421333033098 and 340421333033107.

It is a congruent number.

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, 14764966484 + ... + 14764989539.

It is an arithmetic number, because the mean of its divisors is an integer number (21925992347820).

Almost surely, 2^{340421333033144} is an apocalyptic number.

It is an amenable number.

340421333033144 is an abundant number, since it is smaller than the sum of its proper divisors (361210422097096).

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

340421333033144 is a wasteful number, since it uses less digits than its factorization.

340421333033144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29529956171 (or 29529956167 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 38.

Adding to 340421333033144 its reverse (441330333124043), we get a palindrome (781751666157187).

The spelling of 340421333033144 in words is "three hundred forty trillion, four hundred twenty-one billion, three hundred thirty-three million, thirty-three thousand, one hundred forty-four".