9794077440 has 576 divisors, whose sum is σ = 38177341440. Its totient is φ = 2090188800.

The previous prime is 9794077393. The next prime is 9794077477. The reversal of 9794077440 is 447704979.

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 63 ways as a sum of consecutive naturals, for example, 64861365 + ... + 64861515.

Almost surely, 2^9794077440 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 9794077440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19088670720).

9794077440 is an abundant number, since it is smaller than the sum of its proper divisors (28383264000).

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

9794077440 is a wasteful number, since it uses less digits than its factorization.

9794077440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328 (or 314 counting only the distinct ones).

The product of its (nonzero) digits is 1778112, while the sum is 51.

The square root of 9794077440 is about 98965.0313999849. The cubic root of 9794077440 is about 2139.5437813976.

The spelling of 9794077440 in words is "nine billion, seven hundred ninety-four million, seventy-seven thousand, four hundred forty".