140344120444 has 36 divisors (see below), whose sum is σ = 270811357992. Its totient is φ = 63591473440.

The previous prime is 140344120429. The next prime is 140344120453. The reversal of 140344120444 is 444021443041.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 303934 + ... + 610789.

It is an arithmetic number, because the mean of its divisors is an integer number (7522537722).

Almost surely, 2^140344120444 is an apocalyptic number.

It is an amenable number.

140344120444 is a deficient number, since it is larger than the sum of its proper divisors (130467237548).

140344120444 is a wasteful number, since it uses less digits than its factorization.

140344120444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915066 (or 915053 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 140344120444 its reverse (444021443041), we get a palindrome (584365563485).

The spelling of 140344120444 in words is "one hundred forty billion, three hundred forty-four million, one hundred twenty thousand, four hundred forty-four".