5644356002566 has 16 divisors (see below), whose sum is σ = 8501823470448. Its totient is φ = 2810415283200.

The previous prime is 5644356002539. The next prime is 5644356002581. The reversal of 5644356002566 is 6652006534465.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 45386166 + ... + 45510358.

It is an arithmetic number, because the mean of its divisors is an integer number (531363966903).

Almost surely, 2^{5644356002566} is an apocalyptic number.

5644356002566 is a deficient number, since it is larger than the sum of its proper divisors (2857467467882).

5644356002566 is a wasteful number, since it uses less digits than its factorization.

5644356002566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218727.

The product of its (nonzero) digits is 15552000, while the sum is 52.

The spelling of 5644356002566 in words is "five trillion, six hundred forty-four billion, three hundred fifty-six million, two thousand, five hundred sixty-six".