168524945384 has 16 divisors (see below), whose sum is σ = 316101648420. Its totient is φ = 84231172480.

The previous prime is 168524945371. The next prime is 168524945389. The reversal of 168524945384 is 483549425861.

It can be written as a sum of positive squares in 2 ways, for example, as 161515572100 + 7009373284 = 401890^2 + 83722^2 .

It is not an unprimeable number, because it can be changed into a prime (168524945389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3889637 + ... + 3932724.

Almost surely, 2^168524945384 is an apocalyptic number.

It is an amenable number.

168524945384 is a deficient number, since it is larger than the sum of its proper divisors (147576703036).

168524945384 is a wasteful number, since it uses less digits than its factorization.

168524945384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7825060 (or 7825056 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 59.

The spelling of 168524945384 in words is "one hundred sixty-eight billion, five hundred twenty-four million, nine hundred forty-five thousand, three hundred eighty-four".