240840533135 has 8 divisors (see below), whose sum is σ = 293079184416. Its totient is φ = 189958730080.

The previous prime is 240840533117. The next prime is 240840533173. The reversal of 240840533135 is 531335048042.

240840533135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 240840533135 - 2¹⁰ = 240840532111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339211664 + ... + 339212373.

It is an arithmetic number, because the mean of its divisors is an integer number (36634898052).

Almost surely, 2^240840533135 is an apocalyptic number.

240840533135 is a deficient number, since it is larger than the sum of its proper divisors (52238651281).

240840533135 is an equidigital number, since it uses as much as digits as its factorization.

240840533135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678424113.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 240840533135 in words is "two hundred forty billion, eight hundred forty million, five hundred thirty-three thousand, one hundred thirty-five".