140344323163 has 8 divisors (see below), whose sum is σ = 156360407040. Its totient is φ = 124871157480.

The previous prime is 140344323121. The next prime is 140344323199. The reversal of 140344323163 is 361323443041.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140344323163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140344323563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135729003 + ... + 135730036.

It is an arithmetic number, because the mean of its divisors is an integer number (19545050880).

Almost surely, 2^140344323163 is an apocalyptic number.

140344323163 is a deficient number, since it is larger than the sum of its proper divisors (16016083877).

140344323163 is a wasteful number, since it uses less digits than its factorization.

140344323163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271459097.

The product of its (nonzero) digits is 62208, while the sum is 34.

The spelling of 140344323163 in words is "one hundred forty billion, three hundred forty-four million, three hundred twenty-three thousand, one hundred sixty-three".