140344022313 has 36 divisors (see below), whose sum is σ = 227027831940. Its totient is φ = 83452100160.

The previous prime is 140344022309. The next prime is 140344022323. The reversal of 140344022313 is 313220443041.

140344022313 is a `hidden beast` number, since 1 + 4 + 0 + 344 + 0 + 2 + 2 + 313 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 126457049664 + 13886972649 = 355608^2 + 117843^2 .

It is not a de Polignac number, because 140344022313 - 2² = 140344022309 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (140344022323) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1158078 + ... + 1273511.

It is an arithmetic number, because the mean of its divisors is an integer number (6306328665).

Almost surely, 2^140344022313 is an apocalyptic number.

It is an amenable number.

140344022313 is a deficient number, since it is larger than the sum of its proper divisors (86683809627).

140344022313 is a wasteful number, since it uses less digits than its factorization.

140344022313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2431670 (or 2431656 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 140344022313 its reverse (313220443041), we get a palindrome (453564465354).

The spelling of 140344022313 in words is "one hundred forty billion, three hundred forty-four million, twenty-two thousand, three hundred thirteen".