6500601066 has 32 divisors (see below), whose sum is σ = 13790813760. Its totient is φ = 2035725056.

The previous prime is 6500601011. The next prime is 6500601071. The reversal of 6500601066 is 6601060056.

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, 396 + ... + 114023.

It is an arithmetic number, because the mean of its divisors is an integer number (430962930).

Almost surely, 2^6500601066 is an apocalyptic number.

6500601066 is an abundant number, since it is smaller than the sum of its proper divisors (7290212694).

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

6500601066 is a wasteful number, since it uses less digits than its factorization.

6500601066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114998.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 6500601066 is about 80626.3050499029. The cubic root of 6500601066 is about 1866.3131019061.

The spelling of 6500601066 in words is "six billion, five hundred million, six hundred one thousand, sixty-six".