1444438112 has 48 divisors (see below), whose sum is σ = 3133746000. Its totient is φ = 651151872.

The previous prime is 1444438109. The next prime is 1444438141. The reversal of 1444438112 is 2118344441.

It is a super-3 number, since 3×1444438112³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 22487 + ... + 58262.

It is an arithmetic number, because the mean of its divisors is an integer number (65286375).

Almost surely, 2^1444438112 is an apocalyptic number.

It is an amenable number.

1444438112 is an abundant number, since it is smaller than the sum of its proper divisors (1689307888).

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

1444438112 is a wasteful number, since it uses less digits than its factorization.

1444438112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80815 (or 80807 counting only the distinct ones).

The product of its digits is 12288, while the sum is 32.

The square root of 1444438112 is about 38005.7641943956. The cubic root of 1444438112 is about 1130.4021624389.

The spelling of 1444438112 in words is "one billion, four hundred forty-four million, four hundred thirty-eight thousand, one hundred twelve".