4242444303445 has 8 divisors (see below), whose sum is σ = 5095731411000. Its totient is φ = 3390756611520.

The previous prime is 4242444303407. The next prime is 4242444303479. The reversal of 4242444303445 is 5443034442424.

It can be written as a sum of positive squares in 4 ways, for example, as 1238094613809 + 3004349689636 = 1112697^2 + 1733306^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4242444303445 - 2⁹ = 4242444302933 is a prime.

It is a congruent number.

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, 399848070 + ... + 399858679.

It is an arithmetic number, because the mean of its divisors is an integer number (636966426375).

Almost surely, 2^{4242444303445} is an apocalyptic number.

It is an amenable number.

4242444303445 is a deficient number, since it is larger than the sum of its proper divisors (853287107555).

4242444303445 is a wasteful number, since it uses less digits than its factorization.

4242444303445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799707815.

The product of its (nonzero) digits is 2949120, while the sum is 43.

Adding to 4242444303445 its reverse (5443034442424), we get a palindrome (9685478745869).

The spelling of 4242444303445 in words is "four trillion, two hundred forty-two billion, four hundred forty-four million, three hundred three thousand, four hundred forty-five".