389686686983 has 8 divisors (see below), whose sum is σ = 426337862400. Its totient is φ = 353239697080.

The previous prime is 389686686971. The next prime is 389686687007.

389686686983 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 389686686983 - 2¹⁸ = 389686424839 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 389686686898 and 389686686907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (389686686943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51042383 + ... + 51050016.

It is an arithmetic number, because the mean of its divisors is an integer number (53292232800).

Almost surely, 2^389686686983 is an apocalyptic number.

389686686983 is a deficient number, since it is larger than the sum of its proper divisors (36651175417).

389686686983 is a wasteful number, since it uses less digits than its factorization.

389686686983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102092757.

The product of its digits is 3869835264, while the sum is 80.

The spelling of 389686686983 in words is "three hundred eighty-nine billion, six hundred eighty-six million, six hundred eighty-six thousand, nine hundred eighty-three".