443403142212140 has 96 divisors (see below), whose sum is σ = 1023270147777024. Its totient is φ = 160051315944960.

The previous prime is 443403142212137. The next prime is 443403142212157. The reversal of 443403142212140 is 41212241304344.

It is a self number, because there is not a number n which added to its sum of digits gives 443403142212140.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 530739827 + ... + 531574613.

It is an arithmetic number, because the mean of its divisors is an integer number (10659064039344).

Almost surely, 2^{443403142212140} 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 443403142212140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (511635073888512).

443403142212140 is an abundant number, since it is smaller than the sum of its proper divisors (579867005564884).

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

443403142212140 is a wasteful number, since it uses less digits than its factorization.

443403142212140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852567 (or 852565 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 443403142212140 its reverse (41212241304344), we get a palindrome (484615383516484).

The spelling of 443403142212140 in words is "four hundred forty-three trillion, four hundred three billion, one hundred forty-two million, two hundred twelve thousand, one hundred forty".