4434121608 has 128 divisors (see below), whose sum is σ = 13244497920. Its totient is φ = 1209542400.

The previous prime is 4434121589. The next prime is 4434121613. The reversal of 4434121608 is 8061214344.

It is a super-2 number, since 2×4434121608² = 39322868869065011328, which contains 22 as substring.

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, 3851833 + ... + 3852983.

It is an arithmetic number, because the mean of its divisors is an integer number (103472640).

Almost surely, 2^4434121608 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 4434121608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6622248960).

4434121608 is an abundant number, since it is smaller than the sum of its proper divisors (8810376312).

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

4434121608 is a wasteful number, since it uses less digits than its factorization.

4434121608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2187 (or 2183 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 4434121608 is about 66589.2003856481. The cubic root of 4434121608 is about 1642.8674809122.

The spelling of 4434121608 in words is "four billion, four hundred thirty-four million, one hundred twenty-one thousand, six hundred eight".