240442425543 has 16 divisors (see below), whose sum is σ = 327339567360. Its totient is φ = 156955089984.

The previous prime is 240442425541. The next prime is 240442425551. The reversal of 240442425543 is 345524244042.

It is not a de Polignac number, because 240442425543 - 2¹ = 240442425541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240442425541) 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 15 ways as a sum of consecutive naturals, for example, 4344021 + ... + 4399022.

It is an arithmetic number, because the mean of its divisors is an integer number (20458722960).

Almost surely, 2^240442425543 is an apocalyptic number.

240442425543 is a deficient number, since it is larger than the sum of its proper divisors (86897141817).

240442425543 is a wasteful number, since it uses less digits than its factorization.

240442425543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8743238.

The product of its (nonzero) digits is 614400, while the sum is 39.

Adding to 240442425543 its reverse (345524244042), we get a palindrome (585966669585).

The spelling of 240442425543 in words is "two hundred forty billion, four hundred forty-two million, four hundred twenty-five thousand, five hundred forty-three".