244444113135 has 24 divisors (see below), whose sum is σ = 429507287664. Its totient is φ = 128584298880.

The previous prime is 244444113083. The next prime is 244444113149. The reversal of 244444113135 is 531311444442.

It is a happy number.

It is not a de Polignac number, because 244444113135 - 2¹⁴ = 244444096751 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 244444113135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37202821 + ... + 37209390.

It is an arithmetic number, because the mean of its divisors is an integer number (17896136986).

Almost surely, 2^244444113135 is an apocalyptic number.

244444113135 is a deficient number, since it is larger than the sum of its proper divisors (185063174529).

244444113135 is a wasteful number, since it uses less digits than its factorization.

244444113135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74412295 (or 74412292 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

Adding to 244444113135 its reverse (531311444442), we get a palindrome (775755557577).

The spelling of 244444113135 in words is "two hundred forty-four billion, four hundred forty-four million, one hundred thirteen thousand, one hundred thirty-five".