165050056106 has 32 divisors (see below), whose sum is σ = 272631190608. Its totient is φ = 74469657600.

The previous prime is 165050056097. The next prime is 165050056141. The reversal of 165050056106 is 601650050561.

It can be written as a sum of positive squares in 8 ways, for example, as 66365488225 + 98684567881 = 257615^2 + 314141^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165506 + ... + 597906.

Almost surely, 2^165050056106 is an apocalyptic number.

165050056106 is a deficient number, since it is larger than the sum of its proper divisors (107581134502).

165050056106 is a wasteful number, since it uses less digits than its factorization.

165050056106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432746.

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 165050056106 in words is "one hundred sixty-five billion, fifty million, fifty-six thousand, one hundred six".