196550254859 has 16 divisors (see below), whose sum is σ = 229827787200. Its totient is φ = 168019871040.

The previous prime is 196550254843. The next prime is 196550254871. The reversal of 196550254859 is 958452055691.

It is a happy number.

196550254859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 196550254859 - 2⁴ = 196550254843 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 196550254798 and 196550254807.

It is not an unprimeable number, because it can be changed into a prime (196550254889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 640202 + ... + 896079.

It is an arithmetic number, because the mean of its divisors is an integer number (14364236700).

Almost surely, 2^196550254859 is an apocalyptic number.

196550254859 is a deficient number, since it is larger than the sum of its proper divisors (33277532341).

196550254859 is an equidigital number, since it uses as much as digits as its factorization.

196550254859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536675 (or 1536661 counting only the distinct ones).

The product of its (nonzero) digits is 19440000, while the sum is 59.

The spelling of 196550254859 in words is "one hundred ninety-six billion, five hundred fifty million, two hundred fifty-four thousand, eight hundred fifty-nine".