303644433242 has 16 divisors (see below), whose sum is σ = 471354339240. Its totient is φ = 146530363392.

The previous prime is 303644433229. The next prime is 303644433251. The reversal of 303644433242 is 242334446303.

It can be written as a sum of positive squares in 4 ways, for example, as 276938010001 + 26706423241 = 526249^2 + 163421^2 .

It is a junction number, because it is equal to n+sod(n) for n = 303644433196 and 303644433205.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 859103 + ... + 1159890.

Almost surely, 2^303644433242 is an apocalyptic number.

303644433242 is a deficient number, since it is larger than the sum of its proper divisors (167709905998).

303644433242 is a wasteful number, since it uses less digits than its factorization.

303644433242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021617.

The product of its (nonzero) digits is 497664, while the sum is 38.

Adding to 303644433242 its reverse (242334446303), we get a palindrome (545978879545).

The spelling of 303644433242 in words is "three hundred three billion, six hundred forty-four million, four hundred thirty-three thousand, two hundred forty-two".