9455478816 has 96 divisors (see below), whose sum is σ = 28525271040. Its totient is φ = 2686438656.

The previous prime is 9455478751. The next prime is 9455478869. The reversal of 9455478816 is 6188745549.

It is a tau number, because it is divible by the number of its divisors (96).

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80985 + ... + 159591.

It is an arithmetic number, because the mean of its divisors is an integer number (297138240).

Almost surely, 2^9455478816 is an apocalyptic number.

9455478816 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9455478816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14262635520).

9455478816 is an abundant number, since it is smaller than the sum of its proper divisors (19069792224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9455478816 is a wasteful number, since it uses less digits than its factorization.

9455478816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78806 (or 78798 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 57.

The square root of 9455478816 is about 97239.2863815855. The cubic root of 9455478816 is about 2114.5981211397.

The spelling of 9455478816 in words is "nine billion, four hundred fifty-five million, four hundred seventy-eight thousand, eight hundred sixteen".