66196352 has 32 divisors (see below), whose sum is σ = 132422520. Its totient is φ = 32961024.

The previous prime is 66196321. The next prime is 66196411. The reversal of 66196352 is 25369166.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 34523 + ... + 36389.

Almost surely, 2^66196352 is an apocalyptic number.

It is an amenable number.

66196352 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

66196352 is a wasteful number, since it uses less digits than its factorization.

66196352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2158 (or 2146 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 66196352 is about 8136.1140601641. The cubic root of 66196352 is about 404.5243656771.

The spelling of 66196352 in words is "sixty-six million, one hundred ninety-six thousand, three hundred fifty-two".