2444431264 has 48 divisors (see below), whose sum is σ = 5299118496. Its totient is φ = 1100704000.

The previous prime is 2444431261. The next prime is 2444431291. The reversal of 2444431264 is 4621344442.

It is not an unprimeable number, because it can be changed into a prime (2444431261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5214 + ... + 70114.

It is an arithmetic number, because the mean of its divisors is an integer number (110398302).

Almost surely, 2^2444431264 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 2444431264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2649559248).

2444431264 is an abundant number, since it is smaller than the sum of its proper divisors (2854687232).

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

2444431264 is a wasteful number, since it uses less digits than its factorization.

2444431264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65029 (or 65021 counting only the distinct ones).

The product of its digits is 73728, while the sum is 34.

The square root of 2444431264 is about 49441.1899533173. The cubic root of 2444431264 is about 1347.0775857179.

The spelling of 2444431264 in words is "two billion, four hundred forty-four million, four hundred thirty-one thousand, two hundred sixty-four".