4439387012 has 24 divisors (see below), whose sum is σ = 8377283040. Its totient is φ = 2051576640.

The previous prime is 4439386949. The next prime is 4439387041. The reversal of 4439387012 is 2107839344.

It is a Harshad number since it is a multiple of its sum of digits (41).

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, 709238 + ... + 715469.

It is an arithmetic number, because the mean of its divisors is an integer number (349053460).

Almost surely, 2^4439387012 is an apocalyptic number.

It is an amenable number.

4439387012 is a deficient number, since it is larger than the sum of its proper divisors (3937896028).

4439387012 is a wasteful number, since it uses less digits than its factorization.

4439387012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1424771 (or 1424769 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 4439387012 is about 66628.7251266299. The cubic root of 4439387012 is about 1643.5175111399.

The spelling of 4439387012 in words is "four billion, four hundred thirty-nine million, three hundred eighty-seven thousand, twelve".