10664500566 has 8 divisors (see below), whose sum is σ = 21329001144. Its totient is φ = 3554833520.

The previous prime is 10664500559. The next prime is 10664500589. The reversal of 10664500566 is 66500546601.

It is a sphenic number, since it is the product of 3 distinct primes.

10664500566 is an admirable number.

It is a super-2 number, since 2×10664500566² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 888708375 + ... + 888708386.

It is an arithmetic number, because the mean of its divisors is an integer number (2666125143).

Almost surely, 2^10664500566 is an apocalyptic number.

10664500566 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

10664500566 is a wasteful number, since it uses less digits than its factorization.

10664500566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1777416766.

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 10664500566 in words is "ten billion, six hundred sixty-four million, five hundred thousand, five hundred sixty-six".