444403013234213 has 16 divisors (see below), whose sum is σ = 486236088898560. Its totient is φ = 402810143420400.

The previous prime is 444403013234189. The next prime is 444403013234249. The reversal of 444403013234213 is 312432310304444.

It is a cyclic number.

It is not a de Polignac number, because 444403013234213 - 2¹⁶ = 444403013168677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444403013234273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28814543 + ... + 41461836.

It is an arithmetic number, because the mean of its divisors is an integer number (30389755556160).

Almost surely, 2^{444403013234213} is an apocalyptic number.

It is an amenable number.

444403013234213 is a deficient number, since it is larger than the sum of its proper divisors (41833075664347).

444403013234213 is a wasteful number, since it uses less digits than its factorization.

444403013234213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70278088.

The product of its (nonzero) digits is 331776, while the sum is 38.

Adding to 444403013234213 its reverse (312432310304444), we get a palindrome (756835323538657).

The spelling of 444403013234213 in words is "four hundred forty-four trillion, four hundred three billion, thirteen million, two hundred thirty-four thousand, two hundred thirteen".