443431422020 has 48 divisors (see below), whose sum is σ = 963642548736. Its totient is φ = 171222720000.

The previous prime is 443431421971. The next prime is 443431422037. The reversal of 443431422020 is 20224134344.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 643166 + ... + 1140405.

It is an arithmetic number, because the mean of its divisors is an integer number (20075886432).

Almost surely, 2^443431422020 is an apocalyptic number.

It is an amenable number.

443431422020 is an abundant number, since it is smaller than the sum of its proper divisors (520211126716).

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

443431422020 is a wasteful number, since it uses less digits than its factorization.

443431422020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784012 (or 1784010 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 443431422020 its reverse (20224134344), we get a palindrome (463655556364).

The spelling of 443431422020 in words is "four hundred forty-three billion, four hundred thirty-one million, four hundred twenty-two thousand, twenty".