4409511648 has 48 divisors (see below), whose sum is σ = 11584354320. Its totient is φ = 1468645376.

The previous prime is 4409511647. The next prime is 4409511671. The reversal of 4409511648 is 8461159044.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4409511643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104608 + ... + 140576.

It is an arithmetic number, because the mean of its divisors is an integer number (241340715).

Almost surely, 2^4409511648 is an apocalyptic number.

4409511648 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4409511648 is an abundant number, since it is smaller than the sum of its proper divisors (7174842672).

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

4409511648 is a wasteful number, since it uses less digits than its factorization.

4409511648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37259 (or 37251 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 42.

The square root of 4409511648 is about 66404.1538459756. The cubic root of 4409511648 is about 1639.8224634309.

The spelling of 4409511648 in words is "four billion, four hundred nine million, five hundred eleven thousand, six hundred forty-eight".