140442230234240 has 128 divisors (see below), whose sum is σ = 366278799191040. Its totient is φ = 51068250112000.

The previous prime is 140442230234237. The next prime is 140442230234311. The reversal of 140442230234240 is 42432032244041.

140442230234240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 140442230234240.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228923105 + ... + 229535775.

It is an arithmetic number, because the mean of its divisors is an integer number (2861553118680).

Almost surely, 2^{140442230234240} is an apocalyptic number.

140442230234240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140442230234240 is an abundant number, since it is smaller than the sum of its proper divisors (225836568956800).

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

140442230234240 is a wasteful number, since it uses less digits than its factorization.

140442230234240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645262 (or 645250 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 140442230234240 its reverse (42432032244041), we get a palindrome (182874262478281).

The spelling of 140442230234240 in words is "one hundred forty trillion, four hundred forty-two billion, two hundred thirty million, two hundred thirty-four thousand, two hundred forty".