66161101106 has 8 divisors (see below), whose sum is σ = 99243657984. Its totient is φ = 33079881780.

The previous prime is 66161101081. The next prime is 66161101117. The reversal of 66161101106 is 60110116166.

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

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 3 ways as a sum of consecutive naturals, for example, 199910 + ... + 415073.

It is an arithmetic number, because the mean of its divisors is an integer number (12405457248).

Almost surely, 2^66161101106 is an apocalyptic number.

66161101106 is a deficient number, since it is larger than the sum of its proper divisors (33082556878).

66161101106 is a wasteful number, since it uses less digits than its factorization.

66161101106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668776.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 66161101106 in words is "sixty-six billion, one hundred sixty-one million, one hundred one thousand, one hundred six".