165884068606 has 4 divisors (see below), whose sum is σ = 248826102912. Its totient is φ = 82942034302.

The previous prime is 165884068583. The next prime is 165884068619. The reversal of 165884068606 is 606860488561.

165884068606 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×165884068606² (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, 41471017150 + ... + 41471017153.

It is an arithmetic number, because the mean of its divisors is an integer number (62206525728).

Almost surely, 2^165884068606 is an apocalyptic number.

165884068606 is a deficient number, since it is larger than the sum of its proper divisors (82942034306).

165884068606 is an equidigital number, since it uses as much as digits as its factorization.

165884068606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82942034305.

The product of its (nonzero) digits is 13271040, while the sum is 58.

The spelling of 165884068606 in words is "one hundred sixty-five billion, eight hundred eighty-four million, sixty-eight thousand, six hundred six".