166050005601 has 8 divisors (see below), whose sum is σ = 233052639520. Its totient is φ = 104873687712.

The previous prime is 166050005599. The next prime is 166050005629. The reversal of 166050005601 is 106500050661.

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

It is not a de Polignac number, because 166050005601 - 2¹ = 166050005599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (166050005651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1456578940 + ... + 1456579053.

It is an arithmetic number, because the mean of its divisors is an integer number (29131579940).

Almost surely, 2^166050005601 is an apocalyptic number.

It is an amenable number.

166050005601 is a deficient number, since it is larger than the sum of its proper divisors (67002633919).

166050005601 is a wasteful number, since it uses less digits than its factorization.

166050005601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2913158015.

The product of its (nonzero) digits is 5400, while the sum is 30.

The spelling of 166050005601 in words is "one hundred sixty-six billion, fifty million, five thousand, six hundred one".