196560554321663 has 16 divisors (see below), whose sum is σ = 230858115194880. Its totient is φ = 163823131496736.

The previous prime is 196560554321653. The next prime is 196560554321701. The reversal of 196560554321663 is 366123455065691.

196560554321663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 196560554321663 - 2²⁶ = 196560487212799 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 196560554321596 and 196560554321605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196560554321653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239908031 + ... + 240725952.

It is an arithmetic number, because the mean of its divisors is an integer number (14428632199680).

Almost surely, 2^{196560554321663} is an apocalyptic number.

196560554321663 is a deficient number, since it is larger than the sum of its proper divisors (34297560873217).

196560554321663 is a wasteful number, since it uses less digits than its factorization.

196560554321663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480635606.

The product of its (nonzero) digits is 104976000, while the sum is 62.

The spelling of 196560554321663 in words is "one hundred ninety-six trillion, five hundred sixty billion, five hundred fifty-four million, three hundred twenty-one thousand, six hundred sixty-three".