4042134021340 has 48 divisors (see below), whose sum is σ = 8955144324000. Its totient is φ = 1528344502272.

The previous prime is 4042134021307. The next prime is 4042134021361. The reversal of 4042134021340 is 431204312404.

It is a super-3 number, since 3×4042134021340³ (a number of 39 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4042134021299 and 4042134021308.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11674809 + ... + 12016048.

It is an arithmetic number, because the mean of its divisors is an integer number (186565506750).

Almost surely, 2^{4042134021340} is an apocalyptic number.

It is an amenable number.

4042134021340 is an abundant number, since it is smaller than the sum of its proper divisors (4913010302660).

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

4042134021340 is a wasteful number, since it uses less digits than its factorization.

4042134021340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23691334 (or 23691332 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 4042134021340 its reverse (431204312404), we get a palindrome (4473338333744).

The spelling of 4042134021340 in words is "four trillion, forty-two billion, one hundred thirty-four million, twenty-one thousand, three hundred forty".