240331288128 has 112 divisors (see below), whose sum is σ = 645322438080. Its totient is φ = 78926848000.

The previous prime is 240331288121. The next prime is 240331288133. The reversal of 240331288128 is 821882133042.

It is a self number, because there is not a number n which added to its sum of digits gives 240331288128.

It is not an unprimeable number, because it can be changed into a prime (240331288121) 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, 4776703 + ... + 4826753.

Almost surely, 2^240331288128 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 240331288128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322661219040).

240331288128 is an abundant number, since it is smaller than the sum of its proper divisors (404991149952).

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

240331288128 is a wasteful number, since it uses less digits than its factorization.

240331288128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50436 (or 50426 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 42.

The spelling of 240331288128 in words is "two hundred forty billion, three hundred thirty-one million, two hundred eighty-eight thousand, one hundred twenty-eight".