4043220330340 has 24 divisors (see below), whose sum is σ = 8990219323512. Its totient is φ = 1522153536000.

The previous prime is 4043220330313. The next prime is 4043220330353. The reversal of 4043220330340 is 430330223404.

It can be written as a sum of positive squares in 4 ways, for example, as 748654101504 + 3294566228836 = 865248^2 + 1815094^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4043220330299 and 4043220330308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5945911911 + ... + 5945912590.

It is an arithmetic number, because the mean of its divisors is an integer number (374592471813).

Almost surely, 2^{4043220330340} is an apocalyptic number.

It is an amenable number.

4043220330340 is an abundant number, since it is smaller than the sum of its proper divisors (4946998993172).

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

4043220330340 is a wasteful number, since it uses less digits than its factorization.

4043220330340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11891824527 (or 11891824525 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 4043220330340 its reverse (430330223404), we get a palindrome (4473550553744).

The spelling of 4043220330340 in words is "four trillion, forty-three billion, two hundred twenty million, three hundred thirty thousand, three hundred forty".