1668610100110 has 16 divisors (see below), whose sum is σ = 3004021267776. Its totient is φ = 667327798368.

The previous prime is 1668610100093. The next prime is 1668610100159. The reversal of 1668610100110 is 110010168661.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 14469909 + ... + 14584768.

It is an arithmetic number, because the mean of its divisors is an integer number (187751329236).

Almost surely, 2^{1668610100110} is an apocalyptic number.

1668610100110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1668610100110 is a deficient number, since it is larger than the sum of its proper divisors (1335411167666).

1668610100110 is a wasteful number, since it uses less digits than its factorization.

1668610100110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29060427.

The product of its (nonzero) digits is 1728, while the sum is 31.

Adding to 1668610100110 its reverse (110010168661), we get a palindrome (1778620268771).

The spelling of 1668610100110 in words is "one trillion, six hundred sixty-eight billion, six hundred ten million, one hundred thousand, one hundred ten".