4042340202340 has 48 divisors (see below), whose sum is σ = 9579966137280. Its totient is φ = 1419254238080.

The previous prime is 4042340202323. The next prime is 4042340202347. The reversal of 4042340202340 is 432020432404.

It is a happy number.

4042340202340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4042340202340² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4042340202299 and 4042340202308.

It is not an unprimeable number, because it can be changed into a prime (4042340202347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 316791442 + ... + 316804201.

It is an arithmetic number, because the mean of its divisors is an integer number (199582627860).

Almost surely, 2^{4042340202340} is an apocalyptic number.

It is an amenable number.

4042340202340 is an abundant number, since it is smaller than the sum of its proper divisors (5537625934940).

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

4042340202340 is a wasteful number, since it uses less digits than its factorization.

4042340202340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633595692 (or 633595690 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 4042340202340 its reverse (432020432404), we get a palindrome (4474360634744).

The spelling of 4042340202340 in words is "four trillion, forty-two billion, three hundred forty million, two hundred two thousand, three hundred forty".