66095016 has 64 divisors (see below), whose sum is σ = 178752000. Its totient is φ = 20245248.

The previous prime is 66095011. The next prime is 66095023. The reversal of 66095016 is 61059066.

66095016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×66095016³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (66095011) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 108585 + ... + 109191.

It is an arithmetic number, because the mean of its divisors is an integer number (2793000).

Almost surely, 2^66095016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66095016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89376000).

66095016 is an abundant number, since it is smaller than the sum of its proper divisors (112656984).

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

66095016 is a wasteful number, since it uses less digits than its factorization.

66095016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978 (or 974 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 66095016 is about 8129.8841320157. The cubic root of 66095016 is about 404.3178396097.

The spelling of 66095016 in words is "sixty-six million, ninety-five thousand, sixteen".