140442324344240 has 160 divisors (see below), whose sum is σ = 349152452812800. Its totient is φ = 52350105710592.

The previous prime is 140442324344227. The next prime is 140442324344243. The reversal of 140442324344240 is 42443423244041.

It is not an unprimeable number, because it can be changed into a prime (140442324344243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 846980861 + ... + 847146659.

It is an arithmetic number, because the mean of its divisors is an integer number (2182202830080).

Almost surely, 2^{140442324344240} is an apocalyptic number.

140442324344240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140442324344240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174576226406400).

140442324344240 is an abundant number, since it is smaller than the sum of its proper divisors (208710128468560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140442324344240 is a wasteful number, since it uses less digits than its factorization.

140442324344240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171979 (or 171973 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 41.

Adding to 140442324344240 its reverse (42443423244041), we get a palindrome (182885747588281).

The spelling of 140442324344240 in words is "one hundred forty trillion, four hundred forty-two billion, three hundred twenty-four million, three hundred forty-four thousand, two hundred forty".