66545062 has 8 divisors (see below), whose sum is σ = 100806192. Its totient is φ = 32943000.

The previous prime is 66545057. The next prime is 66545071. The reversal of 66545062 is 26054566.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164514 + ... + 164917.

It is an arithmetic number, because the mean of its divisors is an integer number (12600774).

Almost surely, 2^66545062 is an apocalyptic number.

66545062 is a deficient number, since it is larger than the sum of its proper divisors (34261130).

66545062 is a wasteful number, since it uses less digits than its factorization.

66545062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329534.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 66545062 is about 8157.5156757434. The cubic root of 66545062 is about 405.2334416011.

The spelling of 66545062 in words is "sixty-six million, five hundred forty-five thousand, sixty-two".