9711678493 has 8 divisors (see below), whose sum is σ = 11055191616. Its totient is φ = 8444937600.

The previous prime is 9711678467. The next prime is 9711678497. The reversal of 9711678493 is 3948761179.

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

It is not a de Polignac number, because 9711678493 - 2⁹ = 9711677981 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 (9711678497) 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, 19192788 + ... + 19193293.

It is an arithmetic number, because the mean of its divisors is an integer number (1381898952).

Almost surely, 2^9711678493 is an apocalyptic number.

It is an amenable number.

9711678493 is a deficient number, since it is larger than the sum of its proper divisors (1343513123).

9711678493 is a wasteful number, since it uses less digits than its factorization.

9711678493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38386115.

The product of its digits is 2286144, while the sum is 55.

The square root of 9711678493 is about 98547.8487487170. The cubic root of 9711678493 is about 2133.5267818040.

The spelling of 9711678493 in words is "nine billion, seven hundred eleven million, six hundred seventy-eight thousand, four hundred ninety-three".