140440332323 has 24 divisors (see below), whose sum is σ = 152188427232. Its totient is φ = 129526452224.

The previous prime is 140440332313. The next prime is 140440332343. The reversal of 140440332323 is 323233044041.

It is a de Polignac number, because none of the positive numbers 2^k-140440332323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140440332313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13581011 + ... + 13591347.

It is an arithmetic number, because the mean of its divisors is an integer number (6341184468).

Almost surely, 2^140440332323 is an apocalyptic number.

140440332323 is a deficient number, since it is larger than the sum of its proper divisors (11748094909).

140440332323 is a wasteful number, since it uses less digits than its factorization.

140440332323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11311 (or 11294 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 140440332323 its reverse (323233044041), we get a palindrome (463673376364).

The spelling of 140440332323 in words is "one hundred forty billion, four hundred forty million, three hundred thirty-two thousand, three hundred twenty-three".