9983650563899 has 16 divisors (see below), whose sum is σ = 10199879883648. Its totient is φ = 9769733040192.

The previous prime is 9983650563869. The next prime is 9983650563919.

9983650563899 is nontrivially palindromic in base 10.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9983650563899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9983650563869) 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, 62326799 + ... + 62486775.

It is an arithmetic number, because the mean of its divisors is an integer number (637492492728).

Almost surely, 2^{9983650563899} is an apocalyptic number.

9983650563899 is a deficient number, since it is larger than the sum of its proper divisors (216229319749).

9983650563899 is a wasteful number, since it uses less digits than its factorization.

9983650563899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167194.

The product of its (nonzero) digits is 3401222400, while the sum is 80.

The spelling of 9983650563899 in words is "nine trillion, nine hundred eighty-three billion, six hundred fifty million, five hundred sixty-three thousand, eight hundred ninety-nine".