66067116 has 12 divisors (see below), whose sum is σ = 154156632. Its totient is φ = 22022368.

The previous prime is 66067093. The next prime is 66067121. The reversal of 66067116 is 61176066.

66067116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

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, 2752785 + ... + 2752808.

It is an arithmetic number, because the mean of its divisors is an integer number (12846386).

Almost surely, 2^66067116 is an apocalyptic number.

It is an amenable number.

66067116 is an abundant number, since it is smaller than the sum of its proper divisors (88089516).

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

66067116 is a wasteful number, since it uses less digits than its factorization.

66067116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5505600 (or 5505598 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 66067116 is about 8128.1680592862. The cubic root of 66067116 is about 404.2609414449.

It can be divided in two parts, 660 and 67116, that added together give a palindrome (67776).

The spelling of 66067116 in words is "sixty-six million, sixty-seven thousand, one hundred sixteen".