985204588039 has 4 divisors (see below), whose sum is σ = 1125948100624. Its totient is φ = 844461075456.

The previous prime is 985204588033. The next prime is 985204588099. The reversal of 985204588039 is 930885402589.

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

It is a cyclic number.

It is not a de Polignac number, because 985204588039 - 2¹¹ = 985204585991 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 (985204588033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70371756282 + ... + 70371756295.

It is an arithmetic number, because the mean of its divisors is an integer number (281487025156).

Almost surely, 2^985204588039 is an apocalyptic number.

985204588039 is a deficient number, since it is larger than the sum of its proper divisors (140743512585).

985204588039 is a wasteful number, since it uses less digits than its factorization.

985204588039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140743512584.

The product of its (nonzero) digits is 24883200, while the sum is 61.

The spelling of 985204588039 in words is "nine hundred eighty-five billion, two hundred four million, five hundred eighty-eight thousand, thirty-nine".