4467444560 has 80 divisors (see below), whose sum is σ = 10871197056. Its totient is φ = 1704113664.

The previous prime is 4467444551. The next prime is 4467444599. The reversal of 4467444560 is 654447644.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 634982 + ... + 641978.

Almost surely, 2^4467444560 is an apocalyptic number.

4467444560 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 4467444560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5435598528).

4467444560 is an abundant number, since it is smaller than the sum of its proper divisors (6403752496).

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

4467444560 is a wasteful number, since it uses less digits than its factorization.

4467444560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7380 (or 7374 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 44.

The square root of 4467444560 is about 66838.9449348207. The cubic root of 4467444560 is about 1646.9726626417.

The spelling of 4467444560 in words is "four billion, four hundred sixty-seven million, four hundred forty-four thousand, five hundred sixty".