198301992029 has 4 divisors (see below), whose sum is σ = 198306410940. Its totient is φ = 198297573120.

The previous prime is 198301992017. The next prime is 198301992059. The reversal of 198301992029 is 920299103891.

198301992029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 68579563129 + 129722428900 = 261877^2 + 360170^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-198301992029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198301992059) 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 3 ways as a sum of consecutive naturals, for example, 2141444 + ... + 2232125.

It is an arithmetic number, because the mean of its divisors is an integer number (49576602735).

Almost surely, 2^198301992029 is an apocalyptic number.

It is an amenable number.

198301992029 is a deficient number, since it is larger than the sum of its proper divisors (4418911).

198301992029 is an equidigital number, since it uses as much as digits as its factorization.

198301992029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4418910.

The product of its (nonzero) digits is 629856, while the sum is 53.

The spelling of 198301992029 in words is "one hundred ninety-eight billion, three hundred one million, nine hundred ninety-two thousand, twenty-nine".