9356820009 has 48 divisors (see below), whose sum is σ = 13983736320. Its totient is φ = 5545105920.

The previous prime is 9356819977. The next prime is 9356820023. The reversal of 9356820009 is 9000286539.

It is not a de Polignac number, because 9356820009 - 2⁵ = 9356819977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9356820079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8818339 + ... + 8819399.

It is an arithmetic number, because the mean of its divisors is an integer number (291327840).

Almost surely, 2^9356820009 is an apocalyptic number.

It is an amenable number.

9356820009 is a deficient number, since it is larger than the sum of its proper divisors (4626916311).

9356820009 is a wasteful number, since it uses less digits than its factorization.

9356820009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598 (or 1579 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 9356820009 is about 96730.6570276456. The cubic root of 9356820009 is about 2107.2177947576.

The spelling of 9356820009 in words is "nine billion, three hundred fifty-six million, eight hundred twenty thousand, nine".