4443306516 has 144 divisors (see below), whose sum is σ = 12947957568. Its totient is φ = 1320883200.

The previous prime is 4443306457. The next prime is 4443306523. The reversal of 4443306516 is 6156033444.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 562756 + ... + 570596.

It is an arithmetic number, because the mean of its divisors is an integer number (89916372).

Almost surely, 2^4443306516 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 4443306516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6473978784).

4443306516 is an abundant number, since it is smaller than the sum of its proper divisors (8504651052).

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

4443306516 is a wasteful number, since it uses less digits than its factorization.

4443306516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7924 (or 7910 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 4443306516 is about 66658.1316569854. The cubic root of 4443306516 is about 1644.0010522664.

The spelling of 4443306516 in words is "four billion, four hundred forty-three million, three hundred six thousand, five hundred sixteen".