2444331868 has 24 divisors (see below), whose sum is σ = 4681482624. Its totient is φ = 1107481200.

The previous prime is 2444331853. The next prime is 2444331881. The reversal of 2444331868 is 8681334442.

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, 75630 + ... + 102997.

It is an arithmetic number, because the mean of its divisors is an integer number (195061776).

Almost surely, 2^2444331868 is an apocalyptic number.

It is an amenable number.

2444331868 is a deficient number, since it is larger than the sum of its proper divisors (2237150756).

2444331868 is a wasteful number, since it uses less digits than its factorization.

2444331868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178953 (or 178951 counting only the distinct ones).

The product of its digits is 442368, while the sum is 43.

The square root of 2444331868 is about 49440.1847488458. The cubic root of 2444331868 is about 1347.0593270824.

The spelling of 2444331868 in words is "two billion, four hundred forty-four million, three hundred thirty-one thousand, eight hundred sixty-eight".