197689419573 has 16 divisors (see below), whose sum is σ = 272691526080. Its totient is φ = 127240678656.

The previous prime is 197689419547. The next prime is 197689419589. The reversal of 197689419573 is 375914986791.

197689419573 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 197689419573 - 2⁶ = 197689419509 is a prime.

It is a super-2 number, since 2×197689419573² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 197689419498 and 197689419507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197689419503) 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, 1617261 + ... + 1735197.

It is an arithmetic number, because the mean of its divisors is an integer number (17043220380).

Almost surely, 2^197689419573 is an apocalyptic number.

It is an amenable number.

197689419573 is a deficient number, since it is larger than the sum of its proper divisors (75002106507).

197689419573 is a wasteful number, since it uses less digits than its factorization.

197689419573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137236.

The product of its digits is 102876480, while the sum is 69.

The spelling of 197689419573 in words is "one hundred ninety-seven billion, six hundred eighty-nine million, four hundred nineteen thousand, five hundred seventy-three".