66063416 has 16 divisors (see below), whose sum is σ = 124966800. Its totient is φ = 32738944.

The previous prime is 66063401. The next prime is 66063419. The reversal of 66063416 is 61436066.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66063419) 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 in 3 ways as a sum of consecutive naturals, for example, 35636 + ... + 37443.

It is an arithmetic number, because the mean of its divisors is an integer number (7810425).

Almost surely, 2^66063416 is an apocalyptic number.

It is an amenable number.

66063416 is a deficient number, since it is larger than the sum of its proper divisors (58903384).

66063416 is a wasteful number, since it uses less digits than its factorization.

66063416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73198 (or 73194 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 66063416 is about 8127.9404525378. The cubic root of 66063416 is about 404.2533946072.

The spelling of 66063416 in words is "sixty-six million, sixty-three thousand, four hundred sixteen".