106665785696 has 12 divisors (see below), whose sum is σ = 209998265652. Its totient is φ = 53332892832.

The previous prime is 106665785659. The next prime is 106665785719. The reversal of 106665785696 is 696587566601.

It is a super-2 number, since 2×106665785696² (a number of 23 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 as a sum of consecutive naturals, namely, 1666652870 + ... + 1666652933.

It is an arithmetic number, because the mean of its divisors is an integer number (17499855471).

Almost surely, 2^106665785696 is an apocalyptic number.

106665785696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

106665785696 is a deficient number, since it is larger than the sum of its proper divisors (103332479956).

106665785696 is an equidigital number, since it uses as much as digits as its factorization.

106665785696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333305813 (or 3333305805 counting only the distinct ones).

The product of its (nonzero) digits is 97977600, while the sum is 65.

The spelling of 106665785696 in words is "one hundred six billion, six hundred sixty-five million, seven hundred eighty-five thousand, six hundred ninety-six".