6669584403506 has 32 divisors (see below), whose sum is σ = 10137019052160. Its totient is φ = 3290789822976.

The previous prime is 6669584403499. The next prime is 6669584403563. The reversal of 6669584403506 is 6053044859666.

It is a super-2 number, since 2×6669584403506² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

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, 119470856 + ... + 119526668.

It is an arithmetic number, because the mean of its divisors is an integer number (316781845380).

Almost surely, 2^{6669584403506} is an apocalyptic number.

6669584403506 is a deficient number, since it is larger than the sum of its proper divisors (3467434648654).

6669584403506 is a wasteful number, since it uses less digits than its factorization.

6669584403506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57698.

The product of its (nonzero) digits is 111974400, while the sum is 62.

The spelling of 6669584403506 in words is "six trillion, six hundred sixty-nine billion, five hundred eighty-four million, four hundred three thousand, five hundred six".