140232144323 has 8 divisors (see below), whose sum is σ = 143658125520. Its totient is φ = 136806433920.

The previous prime is 140232144289. The next prime is 140232144347. The reversal of 140232144323 is 323441232041.

140232144323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140232144323 - 2⁶ = 140232144259 is a prime.

It is a super-2 number, since 2×140232144323² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140232144383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1327511 + ... + 1429247.

It is an arithmetic number, because the mean of its divisors is an integer number (17957265690).

Almost surely, 2^140232144323 is an apocalyptic number.

140232144323 is a deficient number, since it is larger than the sum of its proper divisors (3425981197).

140232144323 is a wasteful number, since it uses less digits than its factorization.

140232144323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135397.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 140232144323 its reverse (323441232041), we get a palindrome (463673376364).

The spelling of 140232144323 in words is "one hundred forty billion, two hundred thirty-two million, one hundred forty-four thousand, three hundred twenty-three".