10665651166 has 16 divisors (see below), whose sum is σ = 16053264000. Its totient is φ = 5314592088.

The previous prime is 10665651151. The next prime is 10665651167. The reversal of 10665651166 is 66115656601.

It is a super-2 number, since 2×10665651166² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10665651167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 807685 + ... + 820783.

It is an arithmetic number, because the mean of its divisors is an integer number (1003329000).

Almost surely, 2^10665651166 is an apocalyptic number.

10665651166 is a deficient number, since it is larger than the sum of its proper divisors (5387612834).

10665651166 is a wasteful number, since it uses less digits than its factorization.

10665651166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14463.

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 10665651166 in words is "ten billion, six hundred sixty-five million, six hundred fifty-one thousand, one hundred sixty-six".