240540124242 has 32 divisors (see below), whose sum is σ = 524852032320. Its totient is φ = 72885777920.

The previous prime is 240540124229. The next prime is 240540124261. The reversal of 240540124242 is 242421045042.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 866218 + ... + 1109690.

It is an arithmetic number, because the mean of its divisors is an integer number (16401626010).

Almost surely, 2^240540124242 is an apocalyptic number.

240540124242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

240540124242 is an abundant number, since it is smaller than the sum of its proper divisors (284311908078).

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

240540124242 is a wasteful number, since it uses less digits than its factorization.

240540124242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258458.

The product of its (nonzero) digits is 20480, while the sum is 30.

Adding to 240540124242 its reverse (242421045042), we get a palindrome (482961169284).

The spelling of 240540124242 in words is "two hundred forty billion, five hundred forty million, one hundred twenty-four thousand, two hundred forty-two".