4507944268864 has 21 divisors (see below), whose sum is σ = 8945485614327. Its totient is φ = 2253963641664.

The previous prime is 4507944268837. The next prime is 4507944268943. The reversal of 4507944268864 is 4688624497054.

The square root of 4507944268864 is 2123192.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4507944268864.

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 2 ways as a sum of consecutive naturals, for example, 16852837 + ... + 17118235.

Almost surely, 2^{4507944268864} is an apocalyptic number.

4507944268864 is the 2123192-nd square number.

It is an amenable number.

4507944268864 is a deficient number, since it is larger than the sum of its proper divisors (4437541345463).

4507944268864 is an frugal number, since it uses more digits than its factorization.

4507944268864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530810 (or 265401 counting only the distinct ones).

The product of its (nonzero) digits is 371589120, while the sum is 67.

The spelling of 4507944268864 in words is "four trillion, five hundred seven billion, nine hundred forty-four million, two hundred sixty-eight thousand, eight hundred sixty-four".