240538372159 has 16 divisors (see below), whose sum is σ = 245427840000. Its totient is φ = 235697772960.

The previous prime is 240538372111. The next prime is 240538372267. The reversal of 240538372159 is 951273835042.

It is a cyclic number.

It is not a de Polignac number, because 240538372159 - 2²⁵ = 240504817727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240538372559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14811574 + ... + 14827804.

It is an arithmetic number, because the mean of its divisors is an integer number (15339240000).

Almost surely, 2^240538372159 is an apocalyptic number.

240538372159 is a deficient number, since it is larger than the sum of its proper divisors (4889467841).

240538372159 is a wasteful number, since it uses less digits than its factorization.

240538372159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17718.

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 240538372159 in words is "two hundred forty billion, five hundred thirty-eight million, three hundred seventy-two thousand, one hundred fifty-nine".