168532612 has 6 divisors (see below), whose sum is σ = 294932078. Its totient is φ = 84266304.

The previous prime is 168532589. The next prime is 168532619. The reversal of 168532612 is 216235861.

It can be written as a sum of positive squares in only one way, i.e., 168324676 + 207936 = 12974^2 + 456^2 .

It is not an unprimeable number, because it can be changed into a prime (168532619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21066573 + ... + 21066580.

Almost surely, 2^168532612 is an apocalyptic number.

It is an amenable number.

168532612 is a deficient number, since it is larger than the sum of its proper divisors (126399466).

168532612 is a wasteful number, since it uses less digits than its factorization.

168532612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42133157 (or 42133155 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The square root of 168532612 is about 12982.0110922769. The cubic root of 168532612 is about 552.3673297194.

The spelling of 168532612 in words is "one hundred sixty-eight million, five hundred thirty-two thousand, six hundred twelve".