983920493667 has 16 divisors (see below), whose sum is σ = 1313678366208. Its totient is φ = 655055038560.

The previous prime is 983920493659. The next prime is 983920493669. The reversal of 983920493667 is 766394029389.

It is not a de Polignac number, because 983920493667 - 2³ = 983920493659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 983920493598 and 983920493607.

It is not an unprimeable number, because it can be changed into a prime (983920493669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20278278 + ... + 20326740.

It is an arithmetic number, because the mean of its divisors is an integer number (82104897888).

Almost surely, 2^983920493667 is an apocalyptic number.

983920493667 is a deficient number, since it is larger than the sum of its proper divisors (329757872541).

983920493667 is a wasteful number, since it uses less digits than its factorization.

983920493667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57530.

The product of its (nonzero) digits is 105815808, while the sum is 66.

The spelling of 983920493667 in words is "nine hundred eighty-three billion, nine hundred twenty million, four hundred ninety-three thousand, six hundred sixty-seven".