6654004566 has 16 divisors (see below), whose sum is σ = 14517828288. Its totient is φ = 2016365000.

The previous prime is 6654004559. The next prime is 6654004583.

It is a happy number.

6654004566 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50409060 + ... + 50409191.

It is an arithmetic number, because the mean of its divisors is an integer number (907364268).

Almost surely, 2^6654004566 is an apocalyptic number.

6654004566 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6654004566 is an abundant number, since it is smaller than the sum of its proper divisors (7863823722).

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

6654004566 is a wasteful number, since it uses less digits than its factorization.

6654004566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100818267.

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

The square root of 6654004566 is about 81572.0820256539. The cubic root of 6654004566 is about 1880.8797532963.

It can be divided in two parts, 665400 and 4566, that added together give a palindrome (669966).

The spelling of 6654004566 in words is "six billion, six hundred fifty-four million, four thousand, five hundred sixty-six".