196199967841 has 8 divisors (see below), whose sum is σ = 197037984384. Its totient is φ = 195362885040.

The previous prime is 196199967827. The next prime is 196199967917. The reversal of 196199967841 is 148769991691.

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 196199967841 - 2⁹ = 196199967329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196199967811) 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, 189336 + ... + 654406.

It is an arithmetic number, because the mean of its divisors is an integer number (24629748048).

Almost surely, 2^196199967841 is an apocalyptic number.

It is an amenable number.

196199967841 is a deficient number, since it is larger than the sum of its proper divisors (838016543).

196199967841 is a wasteful number, since it uses less digits than its factorization.

196199967841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466871.

The product of its digits is 52907904, while the sum is 70.

The spelling of 196199967841 in words is "one hundred ninety-six billion, one hundred ninety-nine million, nine hundred sixty-seven thousand, eight hundred forty-one".