165560550106 has 16 divisors (see below), whose sum is σ = 284091275520. Its totient is φ = 70886224080.

The previous prime is 165560550073. The next prime is 165560550137. The reversal of 165560550106 is 601055065561.

It is a super-2 number, since 2×165560550106² (a number of 23 digits) contains 22 as substring.

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, 5676385 + ... + 5705476.

It is an arithmetic number, because the mean of its divisors is an integer number (17755704720).

Almost surely, 2^165560550106 is an apocalyptic number.

165560550106 is a deficient number, since it is larger than the sum of its proper divisors (118530725414).

165560550106 is a wasteful number, since it uses less digits than its factorization.

165560550106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11382909.

The product of its (nonzero) digits is 135000, while the sum is 40.

The spelling of 165560550106 in words is "one hundred sixty-five billion, five hundred sixty million, five hundred fifty thousand, one hundred six".