443021330444442 has 16 divisors (see below), whose sum is σ = 898180231586880. Its totient is φ = 145650848365152.

The previous prime is 443021330444431. The next prime is 443021330444471. The reversal of 443021330444442 is 244444033120344.

It is a junction number, because it is equal to n+sod(n) for n = 443021330444394 and 443021330444403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505732111942 + ... + 505732112817.

It is an arithmetic number, because the mean of its divisors is an integer number (56136264474180).

Almost surely, 2^{443021330444442} is an apocalyptic number.

443021330444442 is an abundant number, since it is smaller than the sum of its proper divisors (455158901142438).

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

443021330444442 is a wasteful number, since it uses less digits than its factorization.

443021330444442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011464224837.

The product of its (nonzero) digits is 1769472, while the sum is 42.

Adding to 443021330444442 its reverse (244444033120344), we get a palindrome (687465363564786).

The spelling of 443021330444442 in words is "four hundred forty-three trillion, twenty-one billion, three hundred thirty million, four hundred forty-four thousand, four hundred forty-two".