663196692 has 24 divisors (see below), whose sum is σ = 1547937216. Its totient is φ = 220997248.

The previous prime is 663196687. The next prime is 663196693. The reversal of 663196692 is 296691366.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663196693) 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 7 ways as a sum of consecutive naturals, for example, 45673 + ... + 58415.

It is an arithmetic number, because the mean of its divisors is an integer number (64497384).

Almost surely, 2^663196692 is an apocalyptic number.

It is an amenable number.

663196692 is an abundant number, since it is smaller than the sum of its proper divisors (884740524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

663196692 is a wasteful number, since it uses less digits than its factorization.

663196692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17087 (or 17085 counting only the distinct ones).

The product of its digits is 629856, while the sum is 48.

The square root of 663196692 is about 25752.6055380810. The cubic root of 663196692 is about 872.0621764295.

The spelling of 663196692 in words is "six hundred sixty-three million, one hundred ninety-six thousand, six hundred ninety-two".