6604554066 has 32 divisors (see below), whose sum is σ = 14414450688. Its totient is φ = 2000753040.

The previous prime is 6604554017. The next prime is 6604554091.

It is a happy number.

6604554066 is nontrivially palindromic in base 10.

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, 224191 + ... + 251933.

It is an arithmetic number, because the mean of its divisors is an integer number (450451584).

Almost surely, 2^6604554066 is an apocalyptic number.

6604554066 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6604554066 is an abundant number, since it is smaller than the sum of its proper divisors (7809896622).

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

6604554066 is a wasteful number, since it uses less digits than its factorization.

6604554066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31366.

The product of its (nonzero) digits is 518400, while the sum is 42.

The square root of 6604554066 is about 81268.4075517664. The cubic root of 6604554066 is about 1876.2087912407.

The spelling of 6604554066 in words is "six billion, six hundred four million, five hundred fifty-four thousand, sixty-six".