998565000201 has 24 divisors (see below), whose sum is σ = 1492158245760. Its totient is φ = 642733106400.

The previous prime is 998565000197. The next prime is 998565000227. The reversal of 998565000201 is 102000565899.

998565000201 is a `hidden beast` number, since 9 + 98 + 56 + 500 + 0 + 2 + 0 + 1 = 666.

998565000201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

998565000201 is a nontrivial binomial coefficient, being equal to C(1413199, 2).

It is not a de Polignac number, because 998565000201 - 2² = 998565000197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (998565000241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12679536 + ... + 12758046.

It is an arithmetic number, because the mean of its divisors is an integer number (62173260240).

Almost surely, 2^998565000201 is an apocalyptic number.

998565000201 is the 1413198-th triangular number.

It is an amenable number.

998565000201 is a deficient number, since it is larger than the sum of its proper divisors (493593245559).

998565000201 is a wasteful number, since it uses less digits than its factorization.

998565000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127277 (or 127274 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 45.

The spelling of 998565000201 in words is "nine hundred ninety-eight billion, five hundred sixty-five million, two hundred one", and thus it is an aban number.