9479477280 has 768 divisors, whose sum is σ = 38745907200. Its totient is φ = 1934585856.

The previous prime is 9479477263. The next prime is 9479477443. The reversal of 9479477280 is 827749749.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 9479477280.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 92033709 + ... + 92033811.

It is an arithmetic number, because the mean of its divisors is an integer number (50450400).

Almost surely, 2^9479477280 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9479477280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19372953600).

9479477280 is an abundant number, since it is smaller than the sum of its proper divisors (29266429920).

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

9479477280 is a wasteful number, since it uses less digits than its factorization.

9479477280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 57.

The square root of 9479477280 is about 97362.6071959867. The cubic root of 9479477280 is about 2116.3855939701.

The spelling of 9479477280 in words is "nine billion, four hundred seventy-nine million, four hundred seventy-seven thousand, two hundred eighty".