342442340140 has 72 divisors (see below), whose sum is σ = 771834707280. Its totient is φ = 127568013696.

The previous prime is 342442340129. The next prime is 342442340147. The reversal of 342442340140 is 41043244243.

It is not an unprimeable number, because it can be changed into a prime (342442340147) 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, 24034 + ... + 827926.

It is an arithmetic number, because the mean of its divisors is an integer number (10719926490).

Almost surely, 2^342442340140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342442340140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (385917353640).

342442340140 is an abundant number, since it is smaller than the sum of its proper divisors (429392367140).

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

342442340140 is a wasteful number, since it uses less digits than its factorization.

342442340140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803999 (or 803978 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 342442340140 its reverse (41043244243), we get a palindrome (383485584383).

The spelling of 342442340140 in words is "three hundred forty-two billion, four hundred forty-two million, three hundred forty thousand, one hundred forty".