983959585959389 has 16 divisors (see below), whose sum is σ = 1084294640352000. Its totient is φ = 887145479510976.

The previous prime is 983959585959353. The next prime is 983959585959491.

983959585959389 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 983959585959389 - 2¹⁶ = 983959585893853 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 983959585959292 and 983959585959301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (983959585959689) 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, 230653427 + ... + 234880655.

It is an arithmetic number, because the mean of its divisors is an integer number (67768415022000).

Almost surely, 2^{983959585959389} is an apocalyptic number.

It is an amenable number.

983959585959389 is a deficient number, since it is larger than the sum of its proper divisors (100335054392611).

983959585959389 is a wasteful number, since it uses less digits than its factorization.

983959585959389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4643684.

The product of its digits is 1530550080000, while the sum is 104.

The spelling of 983959585959389 in words is "nine hundred eighty-three trillion, nine hundred fifty-nine billion, five hundred eighty-five million, nine hundred fifty-nine thousand, three hundred eighty-nine".