240020544044 has 72 divisors (see below), whose sum is σ = 466213825728. Its totient is φ = 107739624960.

The previous prime is 240020544041. The next prime is 240020544079. The reversal of 240020544044 is 440445020042.

It is a junction number, because it is equal to n+sod(n) for n = 240020543998 and 240020544016.

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 23 ways as a sum of consecutive naturals, for example, 13192634 + ... + 13210814.

It is an arithmetic number, because the mean of its divisors is an integer number (6475192024).

Almost surely, 2^240020544044 is an apocalyptic number.

It is an amenable number.

240020544044 is a deficient number, since it is larger than the sum of its proper divisors (226193281684).

240020544044 is a wasteful number, since it uses less digits than its factorization.

240020544044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18615 (or 18590 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 29.

Adding to 240020544044 its reverse (440445020042), we get a palindrome (680465564086).

The spelling of 240020544044 in words is "two hundred forty billion, twenty million, five hundred forty-four thousand, forty-four".