66335068 has 24 divisors (see below), whose sum is σ = 119872368. Its totient is φ = 32100096.

The previous prime is 66335053. The next prime is 66335069. The reversal of 66335068 is 86053366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66335069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17730 + ... + 21142.

It is an arithmetic number, because the mean of its divisors is an integer number (4994682).

Almost surely, 2^66335068 is an apocalyptic number.

It is an amenable number.

66335068 is a deficient number, since it is larger than the sum of its proper divisors (53537300).

66335068 is a wasteful number, since it uses less digits than its factorization.

66335068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3573 (or 3571 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 66335068 is about 8144.6343073216. The cubic root of 66335068 is about 404.8067319492.

The spelling of 66335068 in words is "sixty-six million, three hundred thirty-five thousand, sixty-eight".