444135113455 has 32 divisors (see below), whose sum is σ = 609832074240. Its totient is φ = 307590606720.

The previous prime is 444135113449. The next prime is 444135113503. The reversal of 444135113455 is 554311531444.

It is not a de Polignac number, because 444135113455 - 2³ = 444135113447 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2226145 + ... + 2417434.

It is an arithmetic number, because the mean of its divisors is an integer number (19057252320).

Almost surely, 2^444135113455 is an apocalyptic number.

444135113455 is a deficient number, since it is larger than the sum of its proper divisors (165696960785).

444135113455 is a wasteful number, since it uses less digits than its factorization.

444135113455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4643679.

The product of its digits is 288000, while the sum is 40.

Adding to 444135113455 its reverse (554311531444), we get a palindrome (998446644899).

The spelling of 444135113455 in words is "four hundred forty-four billion, one hundred thirty-five million, one hundred thirteen thousand, four hundred fifty-five".