201712609098 has 1024 divisors, whose sum is σ = 673691074560. Its totient is φ = 42998169600.

The previous prime is 201712609057. The next prime is 201712609121. The reversal of 201712609098 is 890906217102.

201712609098 is a `hidden beast` number, since 20 + 1 + 7 + 12 + 609 + 0 + 9 + 8 = 666.

201712609098 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 511 ways as a sum of consecutive naturals, for example, 2079511386 + ... + 2079511482.

It is an arithmetic number, because the mean of its divisors is an integer number (657901440).

Almost surely, 2^201712609098 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201712609098, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (336845537280).

201712609098 is an abundant number, since it is smaller than the sum of its proper divisors (471978465462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201712609098 is a wasteful number, since it uses less digits than its factorization.

201712609098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 254 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The spelling of 201712609098 in words is "two hundred one billion, seven hundred twelve million, six hundred nine thousand, ninety-eight".