4409844372 has 108 divisors (see below), whose sum is σ = 11889442656. Its totient is φ = 1375550880.

The previous prime is 4409844367. The next prime is 4409844407. The reversal of 4409844372 is 2734489044.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1827847 + ... + 1830257.

It is an arithmetic number, because the mean of its divisors is an integer number (110087432).

Almost surely, 2^4409844372 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 4409844372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5944721328).

4409844372 is an abundant number, since it is smaller than the sum of its proper divisors (7479598284).

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

4409844372 is a wasteful number, since it uses less digits than its factorization.

4409844372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2538 (or 2486 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The square root of 4409844372 is about 66406.6590937987. The cubic root of 4409844372 is about 1639.8637071944.

The spelling of 4409844372 in words is "four billion, four hundred nine million, eight hundred forty-four thousand, three hundred seventy-two".