443234223140 has 96 divisors (see below), whose sum is σ = 990897788160. Its totient is φ = 166175133696.

The previous prime is 443234223109. The next prime is 443234223167. The reversal of 443234223140 is 41322432344.

It is a super-2 number, since 2×443234223140² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 443234223097 and 443234223106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8468732 + ... + 8520908.

It is an arithmetic number, because the mean of its divisors is an integer number (10321851960).

Almost surely, 2^443234223140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 443234223140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (495448894080).

443234223140 is an abundant number, since it is smaller than the sum of its proper divisors (547663565020).

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

443234223140 is a wasteful number, since it uses less digits than its factorization.

443234223140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52581 (or 52579 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 443234223140 its reverse (41322432344), we get a palindrome (484556655484).

The spelling of 443234223140 in words is "four hundred forty-three billion, two hundred thirty-four million, two hundred twenty-three thousand, one hundred forty".