9278441856 has 96 divisors (see below), whose sum is σ = 27561069120. Its totient is φ = 2993034240.

The previous prime is 9278441833. The next prime is 9278441857. The reversal of 9278441856 is 6581448729.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9278441857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94195 + ... + 165618.

It is an arithmetic number, because the mean of its divisors is an integer number (287094470).

Almost surely, 2^9278441856 is an apocalyptic number.

9278441856 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

9278441856 is an abundant number, since it is smaller than the sum of its proper divisors (18282627264).

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

9278441856 is a wasteful number, since it uses less digits than its factorization.

9278441856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259864 (or 259849 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 54.

The square root of 9278441856 is about 96324.6689898284. The cubic root of 9278441856 is about 2101.3175296781.

The spelling of 9278441856 in words is "nine billion, two hundred seventy-eight million, four hundred forty-one thousand, eight hundred fifty-six".