142134422240 has 96 divisors (see below), whose sum is σ = 348309805536. Its totient is φ = 54770688000.

The previous prime is 142134422189. The next prime is 142134422263. The reversal of 142134422240 is 42224431241.

It is a happy number.

142134422240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 360740 + ... + 643740.

It is an arithmetic number, because the mean of its divisors is an integer number (3628227141).

Almost surely, 2^142134422240 is an apocalyptic number.

142134422240 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 142134422240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174154902768).

142134422240 is an abundant number, since it is smaller than the sum of its proper divisors (206175383296).

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

142134422240 is a wasteful number, since it uses less digits than its factorization.

142134422240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283132 (or 283124 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 142134422240 its reverse (42224431241), we get a palindrome (184358853481).

Subtracting from 142134422240 its reverse (42224431241), we obtain a palindrome (99909990999).

The spelling of 142134422240 in words is "one hundred forty-two billion, one hundred thirty-four million, four hundred twenty-two thousand, two hundred forty".