4449405044 has 24 divisors (see below), whose sum is σ = 8966747328. Its totient is φ = 1892329920.

The previous prime is 4449405017. The next prime is 4449405061. The reversal of 4449405044 is 4405049444.

It is a junction number, because it is equal to n+sod(n) for n = 4449404989 and 4449405007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 602849 + ... + 610184.

It is an arithmetic number, because the mean of its divisors is an integer number (373614472).

Almost surely, 2^4449405044 is an apocalyptic number.

It is an amenable number.

4449405044 is an abundant number, since it is smaller than the sum of its proper divisors (4517342284).

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

4449405044 is a wasteful number, since it uses less digits than its factorization.

4449405044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213175 (or 1213173 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 38.

The square root of 4449405044 is about 66703.8607878135. The cubic root of 4449405044 is about 1644.7528499761.

Subtracting from 4449405044 its reverse (4405049444), we obtain a square (44355600 = 6660²).

The spelling of 4449405044 in words is "four billion, four hundred forty-nine million, four hundred five thousand, forty-four".