140320344344 has 16 divisors (see below), whose sum is σ = 263105008920. Its totient is φ = 70159008640.

The previous prime is 140320344331. The next prime is 140320344347. The reversal of 140320344344 is 443443023041.

It is a super-4 number, since 4×140320344344⁴ (a number of 46 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140320344344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140320344347) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 579872 + ... + 785424.

Almost surely, 2^140320344344 is an apocalyptic number.

It is an amenable number.

140320344344 is a deficient number, since it is larger than the sum of its proper divisors (122784664576).

140320344344 is a wasteful number, since it uses less digits than its factorization.

140320344344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290890 (or 290886 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 140320344344 its reverse (443443023041), we get a palindrome (583763367385).

The spelling of 140320344344 in words is "one hundred forty billion, three hundred twenty million, three hundred forty-four thousand, three hundred forty-four".