9478935865 has 16 divisors (see below), whose sum is σ = 13077533952. Its totient is φ = 6460916544.

The previous prime is 9478935799. The next prime is 9478935877. The reversal of 9478935865 is 5685398749.

It is a cyclic number.

It is not a de Polignac number, because 9478935865 - 2⁹ = 9478935353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9478935797 and 9478935806.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 805014 + ... + 816703.

It is an arithmetic number, because the mean of its divisors is an integer number (817345872).

Almost surely, 2^9478935865 is an apocalyptic number.

It is an amenable number.

9478935865 is a deficient number, since it is larger than the sum of its proper divisors (3598598087).

9478935865 is a wasteful number, since it uses less digits than its factorization.

9478935865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1621896.

The product of its digits is 65318400, while the sum is 64.

The square root of 9478935865 is about 97359.8267510784. The cubic root of 9478935865 is about 2116.3453011463.

The spelling of 9478935865 in words is "nine billion, four hundred seventy-eight million, nine hundred thirty-five thousand, eight hundred sixty-five".