443505141361426 has 8 divisors (see below), whose sum is σ = 674370831385404. Its totient is φ = 218714864232960.

The previous prime is 443505141361393. The next prime is 443505141361453. The reversal of 443505141361426 is 624163141505344.

It can be written as a sum of positive squares in 2 ways, for example, as 439485312849025 + 4019828512401 = 20963905^2 + 2004951^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 443505141361426.

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 3 ways as a sum of consecutive naturals, for example, 1518853223695 + ... + 1518853223986.

Almost surely, 2^{443505141361426} is an apocalyptic number.

443505141361426 is a deficient number, since it is larger than the sum of its proper divisors (230865690023978).

443505141361426 is a wasteful number, since it uses less digits than its factorization.

443505141361426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3037706447756.

The product of its (nonzero) digits is 4147200, while the sum is 49.

The spelling of 443505141361426 in words is "four hundred forty-three trillion, five hundred five billion, one hundred forty-one million, three hundred sixty-one thousand, four hundred twenty-six".