9706156947 has 48 divisors (see below), whose sum is σ = 14762515456. Its totient is φ = 6137208000.

The previous prime is 9706156937. The next prime is 9706156949. The reversal of 9706156947 is 7496516079.

9706156947 is a `hidden beast` number, since 9 + 70 + 6 + 1 + 569 + 4 + 7 = 666.

9706156947 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9706156947 - 2¹⁹ = 9705632659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9706156893 and 9706156902.

It is not an unprimeable number, because it can be changed into a prime (9706156949) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 5632428 + ... + 5634150.

Almost surely, 2^9706156947 is an apocalyptic number.

9706156947 is a deficient number, since it is larger than the sum of its proper divisors (5056358509).

9706156947 is a wasteful number, since it uses less digits than its factorization.

9706156947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2152 (or 2149 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 54.

The square root of 9706156947 is about 98519.8302221436. The cubic root of 9706156947 is about 2133.1223683772.

The spelling of 9706156947 in words is "nine billion, seven hundred six million, one hundred fifty-six thousand, nine hundred forty-seven".