9671983671 has 16 divisors (see below), whose sum is σ = 14940157184. Its totient is φ = 5451136704.

The previous prime is 9671983661. The next prime is 9671983703. The reversal of 9671983671 is 1763891769.

It is not a de Polignac number, because 9671983671 - 2⁷ = 9671983543 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 (9671983661) 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, 3153061 + ... + 3156126.

It is an arithmetic number, because the mean of its divisors is an integer number (933759824).

Almost surely, 2^9671983671 is an apocalyptic number.

9671983671 is a deficient number, since it is larger than the sum of its proper divisors (5268173513).

9671983671 is a wasteful number, since it uses less digits than its factorization.

9671983671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6309270.

The product of its digits is 3429216, while the sum is 57.

The square root of 9671983671 is about 98346.2438072751. The cubic root of 9671983671 is about 2130.6160040270.

The spelling of 9671983671 in words is "nine billion, six hundred seventy-one million, nine hundred eighty-three thousand, six hundred seventy-one".