443404402344 has 40 divisors (see below), whose sum is σ = 1241942888010. Its totient is φ = 147801467232.

The previous prime is 443404402291. The next prime is 443404402381. The reversal of 443404402344 is 443204404344.

443404402344 is a `hidden beast` number, since 44 + 340 + 4 + 40 + 234 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 443340242244 + 64160100 = 665838^2 + 8010^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 443404402299 and 443404402308.

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 9 ways as a sum of consecutive naturals, for example, 342132379 + ... + 342133674.

Almost surely, 2^443404402344 is an apocalyptic number.

It is an amenable number.

443404402344 is an abundant number, since it is smaller than the sum of its proper divisors (798538485666).

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

443404402344 is a wasteful number, since it uses less digits than its factorization.

443404402344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 684266071 (or 684266058 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 36.

Adding to 443404402344 its reverse (443204404344), we get a palindrome (886608806688).

The spelling of 443404402344 in words is "four hundred forty-three billion, four hundred four million, four hundred two thousand, three hundred forty-four".