168030163044 has 48 divisors (see below), whose sum is σ = 444902572800. Its totient is φ = 54818349408.

The previous prime is 168030163043. The next prime is 168030163111. The reversal of 168030163044 is 440361030861.

It is a happy number.

168030163044 is a `hidden beast` number, since 16 + 8 + 0 + 3 + 0 + 1 + 630 + 4 + 4 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (168030163043) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 16546359 + ... + 16556510.

It is an arithmetic number, because the mean of its divisors is an integer number (9268803600).

Almost surely, 2^168030163044 is an apocalyptic number.

It is an amenable number.

168030163044 is an abundant number, since it is smaller than the sum of its proper divisors (276872409756).

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

168030163044 is a wasteful number, since it uses less digits than its factorization.

168030163044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33102929 (or 33102921 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 168030163044 in words is "one hundred sixty-eight billion, thirty million, one hundred sixty-three thousand, forty-four".