240352243545 has 8 divisors (see below), whose sum is σ = 384563589696. Its totient is φ = 128187863216.

The previous prime is 240352243543. The next prime is 240352243559. The reversal of 240352243545 is 545342253042.

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

It is a cyclic number.

It is not a de Polignac number, because 240352243545 - 2¹ = 240352243543 is a prime.

It is a super-2 number, since 2×240352243545² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (240352243543) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8011741437 + ... + 8011741466.

It is an arithmetic number, because the mean of its divisors is an integer number (48070448712).

Almost surely, 2^240352243545 is an apocalyptic number.

It is an amenable number.

240352243545 is a deficient number, since it is larger than the sum of its proper divisors (144211346151).

240352243545 is a wasteful number, since it uses less digits than its factorization.

240352243545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16023482911.

The product of its (nonzero) digits is 576000, while the sum is 39.

Adding to 240352243545 its reverse (545342253042), we get a palindrome (785694496587).

The spelling of 240352243545 in words is "two hundred forty billion, three hundred fifty-two million, two hundred forty-three thousand, five hundred forty-five".