240324020243540 has 48 divisors (see below), whose sum is σ = 505815544612224. Its totient is φ = 95913431452800.

The previous prime is 240324020243501. The next prime is 240324020243561. The reversal of 240324020243540 is 45342020423042.

It is a self number, because there is not a number n which added to its sum of digits gives 240324020243540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115239977 + ... + 117306863.

It is an arithmetic number, because the mean of its divisors is an integer number (10537823846088).

Almost surely, 2^{240324020243540} is an apocalyptic number.

240324020243540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240324020243540 is an abundant number, since it is smaller than the sum of its proper divisors (265491524368684).

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

240324020243540 is a wasteful number, since it uses less digits than its factorization.

240324020243540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2079968 (or 2079966 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 35.

Adding to 240324020243540 its reverse (45342020423042), we get a palindrome (285666040666582).

The spelling of 240324020243540 in words is "two hundred forty trillion, three hundred twenty-four billion, twenty million, two hundred forty-three thousand, five hundred forty".