199674289363 has 2 divisors, whose sum is σ = 199674289364. Its totient is φ = 199674289362.

The previous prime is 199674289319. The next prime is 199674289391. The reversal of 199674289363 is 363982476991.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 199674289363 - 2²¹ = 199672192211 is a prime.

It is not a weakly prime, because it can be changed into another prime (199674289963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99837144681 + 99837144682.

It is an arithmetic number, because the mean of its divisors is an integer number (99837144682).

Almost surely, 2^199674289363 is an apocalyptic number.

199674289363 is a deficient number, since it is larger than the sum of its proper divisors (1).

199674289363 is an equidigital number, since it uses as much as digits as its factorization.

199674289363 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105815808, while the sum is 67.

The spelling of 199674289363 in words is "one hundred ninety-nine billion, six hundred seventy-four million, two hundred eighty-nine thousand, three hundred sixty-three".