9967585983 has 16 divisors (see below), whose sum is σ = 13400186880. Its totient is φ = 6590064096.

The previous prime is 9967585933. The next prime is 9967585993. The reversal of 9967585983 is 3895857699.

It is not a de Polignac number, because 9967585983 - 2²⁴ = 9950808767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9967585933) 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, 1489038 + ... + 1495716.

It is an arithmetic number, because the mean of its divisors is an integer number (837511680).

Almost surely, 2^9967585983 is an apocalyptic number.

9967585983 is a deficient number, since it is larger than the sum of its proper divisors (3432600897).

9967585983 is a wasteful number, since it uses less digits than its factorization.

9967585983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10726.

The product of its digits is 146966400, while the sum is 69.

The square root of 9967585983 is about 99837.7983681531. The cubic root of 9967585983 is about 2152.1043742966.

The spelling of 9967585983 in words is "nine billion, nine hundred sixty-seven million, five hundred eighty-five thousand, nine hundred eighty-three".