1144839450228 has 12 divisors (see below), whose sum is σ = 2671292050560. Its totient is φ = 381613150072.

The previous prime is 1144839450217. The next prime is 1144839450289. The reversal of 1144839450228 is 8220549384411.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47701643748 + ... + 47701643771.

It is an arithmetic number, because the mean of its divisors is an integer number (222607670880).

Almost surely, 2^{1144839450228} is an apocalyptic number.

It is an amenable number.

1144839450228 is an abundant number, since it is smaller than the sum of its proper divisors (1526452600332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1144839450228 is a wasteful number, since it uses less digits than its factorization.

1144839450228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95403287526 (or 95403287524 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 51.

The spelling of 1144839450228 in words is "one trillion, one hundred forty-four billion, eight hundred thirty-nine million, four hundred fifty thousand, two hundred twenty-eight".