4404685840 has 240 divisors, whose sum is σ = 11489693184. Its totient is φ = 1566090240.

The previous prime is 4404685837. The next prime is 4404685853. The reversal of 4404685840 is 485864044.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83107254 + ... + 83107306.

Almost surely, 2^4404685840 is an apocalyptic number.

4404685840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4404685840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5744846592).

4404685840 is an abundant number, since it is smaller than the sum of its proper divisors (7085007344).

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

4404685840 is a wasteful number, since it uses less digits than its factorization.

4404685840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 43.

The square root of 4404685840 is about 66367.8072562293. The cubic root of 4404685840 is about 1639.2240330673.

The spelling of 4404685840 in words is "four billion, four hundred four million, six hundred eighty-five thousand, eight hundred forty".