66356050 has 48 divisors (see below), whose sum is σ = 126956160. Its totient is φ = 25796160.

The previous prime is 66356041. The next prime is 66356071. The reversal of 66356050 is 5065366.

It is a happy number.

66356050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 23 ways as a sum of consecutive naturals, for example, 422572 + ... + 422728.

It is an arithmetic number, because the mean of its divisors is an integer number (2644920).

Almost surely, 2^66356050 is an apocalyptic number.

66356050 is a deficient number, since it is larger than the sum of its proper divisors (60600110).

66356050 is a wasteful number, since it uses less digits than its factorization.

66356050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355 (or 350 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 66356050 is about 8145.9222927794. The cubic root of 66356050 is about 404.8494080165.

The spelling of 66356050 in words is "sixty-six million, three hundred fifty-six thousand, fifty".