2043040234240 has 72 divisors (see below), whose sum is σ = 4941231972768. Its totient is φ = 809281904640.

The previous prime is 2043040234217. The next prime is 2043040234259. The reversal of 2043040234240 is 424320403402.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2043040234199 and 2043040234208.

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, 7616341 + ... + 7880020.

It is an arithmetic number, because the mean of its divisors is an integer number (68628221844).

Almost surely, 2^{2043040234240} is an apocalyptic number.

2043040234240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2043040234240 is an abundant number, since it is smaller than the sum of its proper divisors (2898191738528).

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

2043040234240 is a wasteful number, since it uses less digits than its factorization.

2043040234240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15496485 (or 15496471 counting only the distinct ones).

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

Adding to 2043040234240 its reverse (424320403402), we get a palindrome (2467360637642).

The spelling of 2043040234240 in words is "two trillion, forty-three billion, forty million, two hundred thirty-four thousand, two hundred forty".