4442240660 has 96 divisors (see below), whose sum is σ = 11536560000. Its totient is φ = 1412605440.

The previous prime is 4442240597. The next prime is 4442240771. The reversal of 4442240660 is 660422444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13466 + ... + 95214.

It is an arithmetic number, because the mean of its divisors is an integer number (120172500).

Almost surely, 2^4442240660 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 4442240660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5768280000).

4442240660 is an abundant number, since it is smaller than the sum of its proper divisors (7094319340).

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

4442240660 is a wasteful number, since it uses less digits than its factorization.

4442240660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81801 (or 81799 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

The square root of 4442240660 is about 66650.1362339193. The cubic root of 4442240660 is about 1643.8695879684.

The spelling of 4442240660 in words is "four billion, four hundred forty-two million, two hundred forty thousand, six hundred sixty".