197098983565 has 16 divisors (see below), whose sum is σ = 263510288640. Its totient is φ = 140294825920.

The previous prime is 197098983553. The next prime is 197098983583. The reversal of 197098983565 is 565389890791.

It is not a de Polignac number, because 197098983565 - 2³⁵ = 162739245197 is a prime.

It is a super-2 number, since 2×197098983565² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 197098983494 and 197098983503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38121010 + ... + 38126179.

It is an arithmetic number, because the mean of its divisors is an integer number (16469393040).

Almost surely, 2^197098983565 is an apocalyptic number.

It is an amenable number.

197098983565 is a deficient number, since it is larger than the sum of its proper divisors (66411305075).

197098983565 is a wasteful number, since it uses less digits than its factorization.

197098983565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76247252.

The product of its (nonzero) digits is 146966400, while the sum is 70.

The spelling of 197098983565 in words is "one hundred ninety-seven billion, ninety-eight million, nine hundred eighty-three thousand, five hundred sixty-five".