199355589471 has 16 divisors (see below), whose sum is σ = 266291774336. Its totient is φ = 132661678176.

The previous prime is 199355589469. The next prime is 199355589497. The reversal of 199355589471 is 174985553991.

It is not a de Polignac number, because 199355589471 - 2¹ = 199355589469 is a prime.

It is a super-3 number, since 3×199355589471³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199355589421) 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, 8636181 + ... + 8659233.

It is an arithmetic number, because the mean of its divisors is an integer number (16643235896).

Almost surely, 2^199355589471 is an apocalyptic number.

199355589471 is a deficient number, since it is larger than the sum of its proper divisors (66936184865).

199355589471 is a wasteful number, since it uses less digits than its factorization.

199355589471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28182.

The product of its digits is 61236000, while the sum is 66.

The spelling of 199355589471 in words is "one hundred ninety-nine billion, three hundred fifty-five million, five hundred eighty-nine thousand, four hundred seventy-one".