196941957808 has 20 divisors (see below), whose sum is σ = 381735375408. Its totient is φ = 98429602880.

The previous prime is 196941957733. The next prime is 196941957851. The reversal of 196941957808 is 808759149691.

It is a super-2 number, since 2×196941957808² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2546716 + ... + 2622907.

Almost surely, 2^196941957808 is an apocalyptic number.

It is an amenable number.

196941957808 is a deficient number, since it is larger than the sum of its proper divisors (184793417600).

196941957808 is a wasteful number, since it uses less digits than its factorization.

196941957808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5172012 (or 5172006 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 67.

The spelling of 196941957808 in words is "one hundred ninety-six billion, nine hundred forty-one million, nine hundred fifty-seven thousand, eight hundred eight".