8066726620 has 48 divisors (see below), whose sum is σ = 17509816800. Its totient is φ = 3119973120.

The previous prime is 8066726609. The next prime is 8066726639. The reversal of 8066726620 is 266276608.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 15946 + ... + 128014.

It is an arithmetic number, because the mean of its divisors is an integer number (364787850).

Almost surely, 2^8066726620 is an apocalyptic number.

It is an amenable number.

8066726620 is an abundant number, since it is smaller than the sum of its proper divisors (9443090180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8066726620 is a wasteful number, since it uses less digits than its factorization.

8066726620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112198 (or 112196 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 8066726620 is about 89814.9576629639. The cubic root of 8066726620 is about 2005.5451630411.

The spelling of 8066726620 in words is "eight billion, sixty-six million, seven hundred twenty-six thousand, six hundred twenty".