166160605050 has 72 divisors (see below), whose sum is σ = 487001642400. Its totient is φ = 40281357600.

The previous prime is 166160605021. The next prime is 166160605109. The reversal of 166160605050 is 50506061661.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 166160604996 and 166160605014.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 16778950 + ... + 16788849.

It is an arithmetic number, because the mean of its divisors is an integer number (6763911700).

Almost surely, 2^166160605050 is an apocalyptic number.

166160605050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166160605050 is an abundant number, since it is smaller than the sum of its proper divisors (320841037350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166160605050 is a wasteful number, since it uses less digits than its factorization.

166160605050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33567828 (or 33567820 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The spelling of 166160605050 in words is "one hundred sixty-six billion, one hundred sixty million, six hundred five thousand, fifty".