196664447295 has 24 divisors (see below), whose sum is σ = 341222965200. Its totient is φ = 104783728896.

The previous prime is 196664447281. The next prime is 196664447333. The reversal of 196664447295 is 592744466691.

It is a happy number.

It is not a de Polignac number, because 196664447295 - 2⁴ = 196664447279 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2120265 + ... + 2211074.

It is an arithmetic number, because the mean of its divisors is an integer number (14217623550).

Almost surely, 2^196664447295 is an apocalyptic number.

196664447295 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

196664447295 is a deficient number, since it is larger than the sum of its proper divisors (144558517905).

196664447295 is a wasteful number, since it uses less digits than its factorization.

196664447295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4332359 (or 4332356 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 63.

The spelling of 196664447295 in words is "one hundred ninety-six billion, six hundred sixty-four million, four hundred forty-seven thousand, two hundred ninety-five".