9386638675 has 36 divisors (see below), whose sum is σ = 12264058800. Its totient is φ = 7113057600.

The previous prime is 9386638673. The next prime is 9386638697. The reversal of 9386638675 is 5768366839.

It is a happy number.

It is not a de Polignac number, because 9386638675 - 2¹ = 9386638673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9386638673) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 28358260 + ... + 28358590.

It is an arithmetic number, because the mean of its divisors is an integer number (340668300).

Almost surely, 2^9386638675 is an apocalyptic number.

9386638675 is a deficient number, since it is larger than the sum of its proper divisors (2877420125).

9386638675 is a wasteful number, since it uses less digits than its factorization.

9386638675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844 (or 508 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 61.

The square root of 9386638675 is about 96884.6668725243. Note that the first 3 decimals coincide. The cubic root of 9386638675 is about 2109.4538747425.

The spelling of 9386638675 in words is "nine billion, three hundred eighty-six million, six hundred thirty-eight thousand, six hundred seventy-five".