66355368 has 32 divisors (see below), whose sum is σ = 173102400. Its totient is φ = 21156608.

The previous prime is 66355357. The next prime is 66355379. The reversal of 66355368 is 86355366.

It is an interprime number because it is at equal distance from previous prime (66355357) and next prime (66355379).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 59553 + ... + 60656.

It is an arithmetic number, because the mean of its divisors is an integer number (5409450).

Almost surely, 2^66355368 is an apocalyptic number.

It is an amenable number.

66355368 is an abundant number, since it is smaller than the sum of its proper divisors (106747032).

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

66355368 is a wasteful number, since it uses less digits than its factorization.

66355368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120241 (or 120237 counting only the distinct ones).

The product of its digits is 388800, while the sum is 42.

The square root of 66355368 is about 8145.8804312364. The cubic root of 66355368 is about 404.8480210129.

The spelling of 66355368 in words is "sixty-six million, three hundred fifty-five thousand, three hundred sixty-eight".