4144121240240 has 20 divisors (see below), whose sum is σ = 9635081883744. Its totient is φ = 1657648496064.

The previous prime is 4144121240221. The next prime is 4144121240341. The reversal of 4144121240240 is 420421214414.

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

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 3 ways as a sum of consecutive naturals, for example, 25900757672 + ... + 25900757831.

Almost surely, 2^{4144121240240} is an apocalyptic number.

4144121240240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4144121240240 is an abundant number, since it is smaller than the sum of its proper divisors (5490960643504).

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

4144121240240 is a wasteful number, since it uses less digits than its factorization.

4144121240240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51801515516 (or 51801515510 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 29.

Adding to 4144121240240 its reverse (420421214414), we get a palindrome (4564542454654).

The spelling of 4144121240240 in words is "four trillion, one hundred forty-four billion, one hundred twenty-one million, two hundred forty thousand, two hundred forty".