1443454442532 has 18 divisors (see below), whose sum is σ = 3648732063158. Its totient is φ = 481151480832.

The previous prime is 1443454442513. The next prime is 1443454442611. The reversal of 1443454442532 is 2352444543441.

1443454442532 is a `hidden beast` number, since 1 + 4 + 4 + 34 + 5 + 44 + 42 + 532 = 666.

It can be written as a sum of positive squares in only one way, i.e., 835512996096 + 607941446436 = 914064^2 + 779706^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20047978333 + ... + 20047978404.

Almost surely, 2^{1443454442532} is an apocalyptic number.

1443454442532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1443454442532 is an abundant number, since it is smaller than the sum of its proper divisors (2205277620626).

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

1443454442532 is a wasteful number, since it uses less digits than its factorization.

1443454442532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40095956747 (or 40095956742 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 45.

Adding to 1443454442532 its reverse (2352444543441), we get a palindrome (3795898985973).

The spelling of 1443454442532 in words is "one trillion, four hundred forty-three billion, four hundred fifty-four million, four hundred forty-two thousand, five hundred thirty-two".