4121240331440 has 20 divisors (see below), whose sum is σ = 9581883770784. Its totient is φ = 1648496132544.

The previous prime is 4121240331379. The next prime is 4121240331487. The reversal of 4121240331440 is 441330421214.

4121240331440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25757751992 + ... + 25757752151.

Almost surely, 2^{4121240331440} is an apocalyptic number.

4121240331440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4121240331440 is an abundant number, since it is smaller than the sum of its proper divisors (5460643439344).

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

4121240331440 is a wasteful number, since it uses less digits than its factorization.

4121240331440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51515504156 (or 51515504150 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 4121240331440 its reverse (441330421214), we get a palindrome (4562570752654).

The spelling of 4121240331440 in words is "four trillion, one hundred twenty-one billion, two hundred forty million, three hundred thirty-one thousand, four hundred forty".