305449242244 has 12 divisors (see below), whose sum is σ = 535025235724. Its totient is φ = 152584889184.

The previous prime is 305449242227. The next prime is 305449242311. The reversal of 305449242244 is 442242944503.

It can be written as a sum of positive squares in 2 ways, for example, as 291546002500 + 13903239744 = 539950^2 + 117912^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 305449242244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34928067 + ... + 34936810.

Almost surely, 2^305449242244 is an apocalyptic number.

It is an amenable number.

305449242244 is a deficient number, since it is larger than the sum of its proper divisors (229575993480).

305449242244 is a wasteful number, since it uses less digits than its factorization.

305449242244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69865974 (or 69865972 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 43.

The spelling of 305449242244 in words is "three hundred five billion, four hundred forty-nine million, two hundred forty-two thousand, two hundred forty-four".