1443801454144 has 112 divisors (see below), whose sum is σ = 3286744231680. Its totient is φ = 616430223360.

The previous prime is 1443801454127. The next prime is 1443801454153. The reversal of 1443801454144 is 4414541083441.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 1443801454144.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 228121572 + ... + 228127900.

It is an arithmetic number, because the mean of its divisors is an integer number (29345930640).

Almost surely, 2^{1443801454144} is an apocalyptic number.

1443801454144 is a gapful number since it is divisible by the number (14) 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 1443801454144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1643372115840).

1443801454144 is an abundant number, since it is smaller than the sum of its proper divisors (1842942777536).

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

1443801454144 is a wasteful number, since it uses less digits than its factorization.

1443801454144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8196 (or 8186 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 43.

The spelling of 1443801454144 in words is "one trillion, four hundred forty-three billion, eight hundred one million, four hundred fifty-four thousand, one hundred forty-four".