5441645566 has 32 divisors (see below), whose sum is σ = 9919765440. Its totient is φ = 2185506816.

The previous prime is 5441645527. The next prime is 5441645593. The reversal of 5441645566 is 6655461445.

It is a super-2 number, since 2×5441645566² = 59223012931934920712, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 6390 + ... + 104518.

It is an arithmetic number, because the mean of its divisors is an integer number (309992670).

Almost surely, 2^5441645566 is an apocalyptic number.

5441645566 is a deficient number, since it is larger than the sum of its proper divisors (4478119874).

5441645566 is a wasteful number, since it uses less digits than its factorization.

5441645566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98388.

The product of its digits is 1728000, while the sum is 46.

The square root of 5441645566 is about 73767.5102331643. The cubic root of 5441645566 is about 1758.9091861181.

The spelling of 5441645566 in words is "five billion, four hundred forty-one million, six hundred forty-five thousand, five hundred sixty-six".