168076564 has 6 divisors (see below), whose sum is σ = 294133994. Its totient is φ = 84038280.

The previous prime is 168076561. The next prime is 168076591. The reversal of 168076564 is 465670861.

It is a happy number.

168076564 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 97180164 + 70896400 = 9858^2 + 8420^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 168076564.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168076561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21009567 + ... + 21009574.

Almost surely, 2^168076564 is an apocalyptic number.

It is an amenable number.

168076564 is a deficient number, since it is larger than the sum of its proper divisors (126057430).

168076564 is a wasteful number, since it uses less digits than its factorization.

168076564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42019145 (or 42019143 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 168076564 is about 12964.4345808061. The cubic root of 168076564 is about 551.8686456689.

The spelling of 168076564 in words is "one hundred sixty-eight million, seventy-six thousand, five hundred sixty-four".