443012134334561 has 4 divisors (see below), whose sum is σ = 483285964728624. Its totient is φ = 402738303940500.

The previous prime is 443012134334531. The next prime is 443012134334657. The reversal of 443012134334561 is 165433431210344.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 443012134334561 - 2¹⁴ = 443012134318177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (443012134334501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20136915197015 + ... + 20136915197036.

It is an arithmetic number, because the mean of its divisors is an integer number (120821491182156).

Almost surely, 2^{443012134334561} is an apocalyptic number.

It is an amenable number.

443012134334561 is a deficient number, since it is larger than the sum of its proper divisors (40273830394063).

443012134334561 is a wasteful number, since it uses less digits than its factorization.

443012134334561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40273830394062.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 443012134334561 in words is "four hundred forty-three trillion, twelve billion, one hundred thirty-four million, three hundred thirty-four thousand, five hundred sixty-one".