240011111144 has 64 divisors (see below), whose sum is σ = 522923170560. Its totient is φ = 101152696320.

The previous prime is 240011111057. The next prime is 240011111159. The reversal of 240011111144 is 441111110042.

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, 712109 + ... + 993539.

It is an arithmetic number, because the mean of its divisors is an integer number (8170674540).

Almost surely, 2^240011111144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240011111144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (261461585280).

240011111144 is an abundant number, since it is smaller than the sum of its proper divisors (282912059416).

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

240011111144 is a wasteful number, since it uses less digits than its factorization.

240011111144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281698 (or 281694 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 240011111144 its reverse (441111110042), we get a palindrome (681122221186).

The spelling of 240011111144 in words is "two hundred forty billion, eleven million, one hundred eleven thousand, one hundred forty-four".