9850704640 has 72 divisors (see below), whose sum is σ = 26966328480. Its totient is φ = 3377381376.

The previous prime is 9850704623. The next prime is 9850704653. The reversal of 9850704640 is 464070589.

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 7 ways as a sum of consecutive naturals, for example, 540745 + ... + 558664.

It is an arithmetic number, because the mean of its divisors is an integer number (374532340).

Almost surely, 2^9850704640 is an apocalyptic number.

It is an amenable number.

9850704640 is an abundant number, since it is smaller than the sum of its proper divisors (17115623840).

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

9850704640 is a wasteful number, since it uses less digits than its factorization.

9850704640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099437 (or 1099423 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 9850704640 is about 99250.7160679458. The cubic root of 9850704640 is about 2143.6593169233.

The spelling of 9850704640 in words is "nine billion, eight hundred fifty million, seven hundred four thousand, six hundred forty".