9935842742 has 32 divisors (see below), whose sum is σ = 17139340800. Its totient is φ = 4231656000.

The previous prime is 9935842739. The next prime is 9935842753. The reversal of 9935842742 is 2472485399.

9935842742 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, 3054617 + ... + 3057867.

It is an arithmetic number, because the mean of its divisors is an integer number (535604400).

Almost surely, 2^9935842742 is an apocalyptic number.

9935842742 is a deficient number, since it is larger than the sum of its proper divisors (7203498058).

9935842742 is a wasteful number, since it uses less digits than its factorization.

9935842742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4556.

The product of its digits is 4354560, while the sum is 53.

The square root of 9935842742 is about 99678.6975336255. The cubic root of 9935842742 is about 2149.8173807031.

The spelling of 9935842742 in words is "nine billion, nine hundred thirty-five million, eight hundred forty-two thousand, seven hundred forty-two".