9478718017 has 4 divisors (see below), whose sum is σ = 9541491136. Its totient is φ = 9415944900.

The previous prime is 9478717973. The next prime is 9478718027. The reversal of 9478718017 is 7108178749.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9478718017 - 2²⁷ = 9344500289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9478718027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31386333 + ... + 31386634.

It is an arithmetic number, because the mean of its divisors is an integer number (2385372784).

Almost surely, 2^9478718017 is an apocalyptic number.

It is an amenable number.

9478718017 is a deficient number, since it is larger than the sum of its proper divisors (62773119).

9478718017 is a wasteful number, since it uses less digits than its factorization.

9478718017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62773118.

The product of its (nonzero) digits is 790272, while the sum is 52.

The square root of 9478718017 is about 97358.7079669816. The cubic root of 9478718017 is about 2116.3290881758.

The spelling of 9478718017 in words is "nine billion, four hundred seventy-eight million, seven hundred eighteen thousand, seventeen".