985829306983 has 4 divisors (see below), whose sum is σ = 986088944520. Its totient is φ = 985569669448.

The previous prime is 985829306977. The next prime is 985829306999. The reversal of 985829306983 is 389603928589.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-985829306983 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 (985829304983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129813073 + ... + 129820666.

It is an arithmetic number, because the mean of its divisors is an integer number (246522236130).

Almost surely, 2^985829306983 is an apocalyptic number.

985829306983 is a deficient number, since it is larger than the sum of its proper divisors (259637537).

985829306983 is a wasteful number, since it uses less digits than its factorization.

985829306983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259637536.

The product of its (nonzero) digits is 201553920, while the sum is 70.

The spelling of 985829306983 in words is "nine hundred eighty-five billion, eight hundred twenty-nine million, three hundred six thousand, nine hundred eighty-three".