6485166066 has 32 divisors (see below), whose sum is σ = 13538482560. Its totient is φ = 2067089024.

The previous prime is 6485165989. The next prime is 6485166067. The reversal of 6485166066 is 6606615846.

It is not an unprimeable number, because it can be changed into a prime (6485166067) 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 15 ways as a sum of consecutive naturals, for example, 648190 + ... + 658118.

It is an arithmetic number, because the mean of its divisors is an integer number (423077580).

Almost surely, 2^6485166066 is an apocalyptic number.

6485166066 is an abundant number, since it is smaller than the sum of its proper divisors (7053316494).

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

6485166066 is a wasteful number, since it uses less digits than its factorization.

6485166066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14690.

The product of its (nonzero) digits is 1244160, while the sum is 48.

The square root of 6485166066 is about 80530.5287825679. The cubic root of 6485166066 is about 1864.8348092613.

The spelling of 6485166066 in words is "six billion, four hundred eighty-five million, one hundred sixty-six thousand, sixty-six".