197605560243 has 16 divisors (see below), whose sum is σ = 324275791616. Its totient is φ = 104231504160.

The previous prime is 197605560209. The next prime is 197605560247. The reversal of 197605560243 is 342065506791.

197605560243 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 197605560243 - 2⁹ = 197605559731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 197605560192 and 197605560201.

It is not an unprimeable number, because it can be changed into a prime (197605560247) 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, 361914673 + ... + 361915218.

It is an arithmetic number, because the mean of its divisors is an integer number (20267236976).

Almost surely, 2^197605560243 is an apocalyptic number.

197605560243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

197605560243 is a deficient number, since it is larger than the sum of its proper divisors (126670231373).

197605560243 is a wasteful number, since it uses less digits than its factorization.

197605560243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723829914.

The product of its (nonzero) digits is 1360800, while the sum is 48.

The spelling of 197605560243 in words is "one hundred ninety-seven billion, six hundred five million, five hundred sixty thousand, two hundred forty-three".