343141112440 has 128 divisors (see below), whose sum is σ = 959517498240. Its totient is φ = 107735187456.

The previous prime is 343141112411. The next prime is 343141112441. The reversal of 343141112440 is 44211141343.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 343141112399 and 343141112408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343141112441) 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 31 ways as a sum of consecutive naturals, for example, 798049 + ... + 1150288.

It is an arithmetic number, because the mean of its divisors is an integer number (7496230455).

Almost surely, 2^343141112440 is an apocalyptic number.

It is an amenable number.

343141112440 is an abundant number, since it is smaller than the sum of its proper divisors (616376385800).

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

343141112440 is a wasteful number, since it uses less digits than its factorization.

343141112440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1948409 (or 1948405 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 343141112440 its reverse (44211141343), we get a palindrome (387352253783).

The spelling of 343141112440 in words is "three hundred forty-three billion, one hundred forty-one million, one hundred twelve thousand, four hundred forty".