1143433442144 has 96 divisors (see below), whose sum is σ = 2590005196800. Its totient is φ = 486761541120.

The previous prime is 1143433442141. The next prime is 1143433442171. The reversal of 1143433442144 is 4412443343411.

It is a happy number.

It is a super-2 number, since 2×1143433442144² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1143433442098 and 1143433442107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143433442141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22082717 + ... + 22134435.

It is an arithmetic number, because the mean of its divisors is an integer number (26979220800).

Almost surely, 2^{1143433442144} is an apocalyptic number.

1143433442144 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 1143433442144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1295002598400).

1143433442144 is an abundant number, since it is smaller than the sum of its proper divisors (1446571754656).

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

1143433442144 is a wasteful number, since it uses less digits than its factorization.

1143433442144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52396 (or 52388 counting only the distinct ones).

The product of its digits is 221184, while the sum is 38.

Adding to 1143433442144 its reverse (4412443343411), we get a palindrome (5555876785555).

The spelling of 1143433442144 in words is "one trillion, one hundred forty-three billion, four hundred thirty-three million, four hundred forty-two thousand, one hundred forty-four".