240344215242 has 32 divisors (see below), whose sum is σ = 490063830912. Its totient is φ = 78554059584.

The previous prime is 240344215193. The next prime is 240344215259. The reversal of 240344215242 is 242512443042.

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 15 ways as a sum of consecutive naturals, for example, 275868 + ... + 746184.

It is an arithmetic number, because the mean of its divisors is an integer number (15314494716).

Almost surely, 2^240344215242 is an apocalyptic number.

240344215242 is an abundant number, since it is smaller than the sum of its proper divisors (249719615670).

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

240344215242 is a wasteful number, since it uses less digits than its factorization.

240344215242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471982.

The product of its (nonzero) digits is 61440, while the sum is 33.

Adding to 240344215242 its reverse (242512443042), we get a palindrome (482856658284).

The spelling of 240344215242 in words is "two hundred forty billion, three hundred forty-four million, two hundred fifteen thousand, two hundred forty-two".