64668112 has 20 divisors (see below), whose sum is σ = 126705060. Its totient is φ = 31970048.

The previous prime is 64668101. The next prime is 64668127. The reversal of 64668112 is 21186646.

64668112 is digitally balanced in base 2, 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 2 ways, for example, as 4822416 + 59845696 = 2196^2 + 7736^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21283 + ... + 24130.

It is an arithmetic number, because the mean of its divisors is an integer number (6335253).

Almost surely, 2^64668112 is an apocalyptic number.

It is an amenable number.

64668112 is a deficient number, since it is larger than the sum of its proper divisors (62036948).

64668112 is a wasteful number, since it uses less digits than its factorization.

64668112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45510 (or 45504 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The square root of 64668112 is about 8041.6485871990. The cubic root of 64668112 is about 401.3870844320.

The spelling of 64668112 in words is "sixty-four million, six hundred sixty-eight thousand, one hundred twelve".