8211528066 has 32 divisors (see below), whose sum is σ = 18778503168. Its totient is φ = 2344988880.

The previous prime is 8211527941. The next prime is 8211528097. The reversal of 8211528066 is 6608251128.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39261 + ... + 134031.

It is an arithmetic number, because the mean of its divisors is an integer number (586828224).

Almost surely, 2^8211528066 is an apocalyptic number.

8211528066 is an abundant number, since it is smaller than the sum of its proper divisors (10566975102).

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

8211528066 is a wasteful number, since it uses less digits than its factorization.

8211528066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96846.

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 8211528066 is about 90617.4821212772. The cubic root of 8211528066 is about 2017.4742200072.

The spelling of 8211528066 in words is "eight billion, two hundred eleven million, five hundred twenty-eight thousand, sixty-six".