240403004244 has 120 divisors (see below), whose sum is σ = 677007371040. Its totient is φ = 73947940416.

The previous prime is 240403004221. The next prime is 240403004299. The reversal of 240403004244 is 442400304042.

It is a happy number.

240403004244 is a `hidden beast` number, since 240 + 40 + 300 + 42 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 19044567 + ... + 19057185.

It is an arithmetic number, because the mean of its divisors is an integer number (5641728092).

Almost surely, 2^240403004244 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 240403004244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (338503685520).

240403004244 is an abundant number, since it is smaller than the sum of its proper divisors (436604366796).

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

240403004244 is a wasteful number, since it uses less digits than its factorization.

240403004244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17171 (or 17160 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 240403004244 its reverse (442400304042), we get a palindrome (682803308286).

The spelling of 240403004244 in words is "two hundred forty billion, four hundred three million, four thousand, two hundred forty-four".