1444798152 has 288 divisors, whose sum is σ = 4895092800. Its totient is φ = 376047360.

The previous prime is 1444798141. The next prime is 1444798169. The reversal of 1444798152 is 2518974441.

It is a junction number, because it is equal to n+sod(n) for n = 1444798098 and 1444798107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9202458 + ... + 9202614.

It is an arithmetic number, because the mean of its divisors is an integer number (16996850).

Almost surely, 2^1444798152 is an apocalyptic number.

1444798152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1444798152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2447546400).

1444798152 is an abundant number, since it is smaller than the sum of its proper divisors (3450294648).

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

1444798152 is a wasteful number, since it uses less digits than its factorization.

1444798152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257 (or 219 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 1444798152 is about 38010.5005491904. The cubic root of 1444798152 is about 1130.4960758161.

The spelling of 1444798152 in words is "one billion, four hundred forty-four million, seven hundred ninety-eight thousand, one hundred fifty-two".