443424040123013 has 4 divisors (see below), whose sum is σ = 443424105484128. Its totient is φ = 443423974761900.

The previous prime is 443424040122977. The next prime is 443424040123033. The reversal of 443424040123013 is 310321040424344.

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 a cyclic number.

It is not a de Polignac number, because 443424040123013 - 2¹⁸ = 443424039860869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443424040123033) 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, 21147563 + ... + 36524888.

It is an arithmetic number, because the mean of its divisors is an integer number (110856026371032).

Almost surely, 2^{443424040123013} is an apocalyptic number.

It is an amenable number.

443424040123013 is a deficient number, since it is larger than the sum of its proper divisors (65361115).

443424040123013 is an equidigital number, since it uses as much as digits as its factorization.

443424040123013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65361114.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 443424040123013 its reverse (310321040424344), we get a palindrome (753745080547357).

The spelling of 443424040123013 in words is "four hundred forty-three trillion, four hundred twenty-four billion, forty million, one hundred twenty-three thousand, thirteen".