140344242124344 has 64 divisors (see below), whose sum is σ = 373134447436800. Its totient is φ = 43862335017984.

The previous prime is 140344242124343. The next prime is 140344242124379. The reversal of 140344242124344 is 443421242443041.

It is a junction number, because it is equal to n+sod(n) for n = 140344242124296 and 140344242124305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140344242124343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1586411752 + ... + 1586500215.

It is an arithmetic number, because the mean of its divisors is an integer number (5830225741200).

Almost surely, 2^{140344242124344} is an apocalyptic number.

It is an amenable number.

140344242124344 is an abundant number, since it is smaller than the sum of its proper divisors (232790205312456).

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

140344242124344 is a wasteful number, since it uses less digits than its factorization.

140344242124344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3172912092 (or 3172912088 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 42.

Adding to 140344242124344 its reverse (443421242443041), we get a palindrome (583765484567385).

The spelling of 140344242124344 in words is "one hundred forty trillion, three hundred forty-four billion, two hundred forty-two million, one hundred twenty-four thousand, three hundred forty-four".