342043311340 has 96 divisors (see below), whose sum is σ = 756127088640. Its totient is φ = 129830770944.

The previous prime is 342043311319. The next prime is 342043311343. The reversal of 342043311340 is 43113340243.

It is a junction number, because it is equal to n+sod(n) for n = 342043311299 and 342043311308.

It is not an unprimeable number, because it can be changed into a prime (342043311343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5513977 + ... + 5575663.

It is an arithmetic number, because the mean of its divisors is an integer number (7876323840).

Almost surely, 2^342043311340 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 342043311340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (378063544320).

342043311340 is an abundant number, since it is smaller than the sum of its proper divisors (414083777300).

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

342043311340 is a wasteful number, since it uses less digits than its factorization.

342043311340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61919 (or 61917 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 342043311340 its reverse (43113340243), we get a palindrome (385156651583).

The spelling of 342043311340 in words is "three hundred forty-two billion, forty-three million, three hundred eleven thousand, three hundred forty".