240020544043 has 16 divisors (see below), whose sum is σ = 277736011200. Its totient is φ = 203174931456.

The previous prime is 240020544041. The next prime is 240020544079. The reversal of 240020544043 is 340445020042.

It is not a de Polignac number, because 240020544043 - 2¹ = 240020544041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240020544041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328618 + ... + 766831.

It is an arithmetic number, because the mean of its divisors is an integer number (17358500700).

Almost surely, 2^240020544043 is an apocalyptic number.

240020544043 is a deficient number, since it is larger than the sum of its proper divisors (37715467157).

240020544043 is a wasteful number, since it uses less digits than its factorization.

240020544043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095846.

The product of its (nonzero) digits is 15360, while the sum is 28.

Adding to 240020544043 its reverse (340445020042), we get a palindrome (580465564085).

The spelling of 240020544043 in words is "two hundred forty billion, twenty million, five hundred forty-four thousand, forty-three".