4244663026564 has 27 divisors (see below), whose sum is σ = 7482994473591. Its totient is φ = 2106778625640.

The previous prime is 4244663026547. The next prime is 4244663026573. The reversal of 4244663026564 is 4656203664424.

The square root of 4244663026564 is 2060258.

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

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 572748019 + ... + 572755429.

Almost surely, 2^{4244663026564} is an apocalyptic number.

4244663026564 is the 2060258-th square number.

It is an amenable number.

4244663026564 is a deficient number, since it is larger than the sum of its proper divisors (3238331447027).

4244663026564 is an frugal number, since it uses more digits than its factorization.

4244663026564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15104 (or 7552 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 52.

The spelling of 4244663026564 in words is "four trillion, two hundred forty-four billion, six hundred sixty-three million, twenty-six thousand, five hundred sixty-four".