443143020223420 has 48 divisors (see below), whose sum is σ = 1015320278706048. Its totient is φ = 161123883888960.

The previous prime is 443143020223399. The next prime is 443143020223441. The reversal of 443143020223420 is 24322020341344.

It is an interprime number because it is at equal distance from previous prime (443143020223399) and next prime (443143020223441).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 117086502 + ... + 120811981.

It is an arithmetic number, because the mean of its divisors is an integer number (21152505806376).

Almost surely, 2^{443143020223420} is an apocalyptic number.

It is an amenable number.

443143020223420 is an abundant number, since it is smaller than the sum of its proper divisors (572177258482628).

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

443143020223420 is a wasteful number, since it uses less digits than its factorization.

443143020223420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237906970 (or 237906968 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 443143020223420 its reverse (24322020341344), we get a palindrome (467465040564764).

The spelling of 443143020223420 in words is "four hundred forty-three trillion, one hundred forty-three billion, twenty million, two hundred twenty-three thousand, four hundred twenty".