9479056640 has 144 divisors (see below), whose sum is σ = 23655784320. Its totient is φ = 3635896320.

The previous prime is 9479056627. The next prime is 9479056669. The reversal of 9479056640 is 466509749.

9479056640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3361151 + ... + 3363969.

It is an arithmetic number, because the mean of its divisors is an integer number (164276280).

Almost surely, 2^9479056640 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 9479056640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11827892160).

9479056640 is an abundant number, since it is smaller than the sum of its proper divisors (14176727680).

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

9479056640 is a wasteful number, since it uses less digits than its factorization.

9479056640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2948 (or 2934 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 50.

The square root of 9479056640 is about 97360.4469997956. The cubic root of 9479056640 is about 2116.3542895153.

The spelling of 9479056640 in words is "nine billion, four hundred seventy-nine million, fifty-six thousand, six hundred forty".