66150446 has 8 divisors (see below), whose sum is σ = 100907640. Its totient is φ = 32514568.

The previous prime is 66150437. The next prime is 66150449. The reversal of 66150446 is 64405166.

66150446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66150449) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 280181 + ... + 280416.

It is an arithmetic number, because the mean of its divisors is an integer number (12613455).

Almost surely, 2^66150446 is an apocalyptic number.

66150446 is a deficient number, since it is larger than the sum of its proper divisors (34757194).

66150446 is a wasteful number, since it uses less digits than its factorization.

66150446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560658.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 66150446 is about 8133.2924452524. The cubic root of 66150446 is about 404.4308338872.

Subtracting from 66150446 its product of nonzero digits (17280), we obtain a palindrome (66133166).

The spelling of 66150446 in words is "sixty-six million, one hundred fifty thousand, four hundred forty-six".