168601630104 has 48 divisors (see below), whose sum is σ = 457184410800. Its totient is φ = 56132236224.

The previous prime is 168601630069. The next prime is 168601630123. The reversal of 168601630104 is 401036106861.

168601630104 is a `hidden beast` number, since 1 + 6 + 8 + 6 + 0 + 1 + 630 + 10 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 1363399 + ... + 1481910.

It is an arithmetic number, because the mean of its divisors is an integer number (9524675225).

Almost surely, 2^168601630104 is an apocalyptic number.

It is an amenable number.

168601630104 is an abundant number, since it is smaller than the sum of its proper divisors (288582780696).

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

168601630104 is a wasteful number, since it uses less digits than its factorization.

168601630104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2846144 (or 2846137 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

Adding to 168601630104 its reverse (401036106861), we get a palindrome (569637736965).

The spelling of 168601630104 in words is "one hundred sixty-eight billion, six hundred one million, six hundred thirty thousand, one hundred four".