8066554641 has 32 divisors (see below), whose sum is σ = 12525189120. Its totient is φ = 5121140112.

The previous prime is 8066554631. The next prime is 8066554649. The reversal of 8066554641 is 1464556608.

8066554641 is a `hidden beast` number, since 8 + 0 + 6 + 65 + 546 + 41 = 666.

8066554641 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8066554641 - 2¹⁹ = 8066030353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8066554649) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 112356 + ... + 169578.

It is an arithmetic number, because the mean of its divisors is an integer number (391412160).

Almost surely, 2^8066554641 is an apocalyptic number.

It is an amenable number.

8066554641 is a deficient number, since it is larger than the sum of its proper divisors (4458634479).

8066554641 is a wasteful number, since it uses less digits than its factorization.

8066554641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57482 (or 57476 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The square root of 8066554641 is about 89814.0002505177. Note that the first 3 decimals coincide. The cubic root of 8066554641 is about 2005.5309104982.

Subtracting from 8066554641 its sum of digits (45), we obtain a square (8066554596 = 89814²).

The spelling of 8066554641 in words is "eight billion, sixty-six million, five hundred fifty-four thousand, six hundred forty-one".