4444539860 has 24 divisors (see below), whose sum is σ = 9334815840. Its totient is φ = 1777571744.

The previous prime is 4444539809. The next prime is 4444539877. The reversal of 4444539860 is 689354444.

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, 230471 + ... + 249009.

It is an arithmetic number, because the mean of its divisors is an integer number (388950660).

Almost surely, 2^4444539860 is an apocalyptic number.

It is an amenable number.

4444539860 is an abundant number, since it is smaller than the sum of its proper divisors (4890275980).

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

4444539860 is a wasteful number, since it uses less digits than its factorization.

4444539860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30535 (or 30533 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 47.

The square root of 4444539860 is about 66667.3822794926. The cubic root of 4444539860 is about 1644.1531485525.

The spelling of 4444539860 in words is "four billion, four hundred forty-four million, five hundred thirty-nine thousand, eight hundred sixty".