342140120140 has 384 divisors, whose sum is σ = 963133839360. Its totient is φ = 99019210752.

The previous prime is 342140120137. The next prime is 342140120141. The reversal of 342140120140 is 41021041243.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (342140120141) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 304665619 + ... + 304666741.

It is an arithmetic number, because the mean of its divisors is an integer number (2508161040).

Almost surely, 2^342140120140 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 342140120140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (481566919680).

342140120140 is an abundant number, since it is smaller than the sum of its proper divisors (620993719220).

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

342140120140 is a wasteful number, since it uses less digits than its factorization.

342140120140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1441 (or 1439 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 342140120140 its reverse (41021041243), we get a palindrome (383161161383).

The spelling of 342140120140 in words is "three hundred forty-two billion, one hundred forty million, one hundred twenty thousand, one hundred forty".