66196353 has 8 divisors (see below), whose sum is σ = 89505216. Its totient is φ = 43509200.

The previous prime is 66196321. The next prime is 66196411. The reversal of 66196353 is 35369166.

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

It is a cyclic number.

It is not a de Polignac number, because 66196353 - 2⁵ = 66196321 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (66196303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155178 + ... + 155603.

It is an arithmetic number, because the mean of its divisors is an integer number (11188152).

Almost surely, 2^66196353 is an apocalyptic number.

It is an amenable number.

66196353 is a deficient number, since it is larger than the sum of its proper divisors (23308863).

66196353 is a wasteful number, since it uses less digits than its factorization.

66196353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310855.

The product of its digits is 87480, while the sum is 39.

The square root of 66196353 is about 8136.1141216185. The cubic root of 66196353 is about 404.5243677141.

The spelling of 66196353 in words is "sixty-six million, one hundred ninety-six thousand, three hundred fifty-three".