240808889662144 has 112 divisors (see below), whose sum is σ = 496960932741120. Its totient is φ = 115634694389760.

The previous prime is 240808889662127. The next prime is 240808889662163. The reversal of 240808889662144 is 441266988808042.

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, 2934040692 + ... + 2934122764.

Almost surely, 2^{240808889662144} 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 240808889662144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248480466370560).

240808889662144 is an abundant number, since it is smaller than the sum of its proper divisors (256152043078976).

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

240808889662144 is a wasteful number, since it uses less digits than its factorization.

240808889662144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90498 (or 90488 counting only the distinct ones).

The product of its (nonzero) digits is 339738624, while the sum is 70.

The spelling of 240808889662144 in words is "two hundred forty trillion, eight hundred eight billion, eight hundred eighty-nine million, six hundred sixty-two thousand, one hundred forty-four".