9662958985 has 8 divisors (see below), whose sum is σ = 11655632520. Its totient is φ = 7690312704.

The previous prime is 9662958931. The next prime is 9662958989. The reversal of 9662958985 is 5898592669.

It can be written as a sum of positive squares in 4 ways, for example, as 55234624 + 9607724361 = 7432^2 + 98019^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9662958985 - 2¹⁷ = 9662827913 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9662958985.

It is not an unprimeable number, because it can be changed into a prime (9662958989) 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 7 ways as a sum of consecutive naturals, for example, 5005750 + ... + 5007679.

It is an arithmetic number, because the mean of its divisors is an integer number (1456954065).

Almost surely, 2^9662958985 is an apocalyptic number.

It is an amenable number.

9662958985 is a deficient number, since it is larger than the sum of its proper divisors (1992673535).

9662958985 is a wasteful number, since it uses less digits than its factorization.

9662958985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10013627.

The product of its digits is 83980800, while the sum is 67.

The square root of 9662958985 is about 98300.3508895060. The cubic root of 9662958985 is about 2129.9531229811.

The spelling of 9662958985 in words is "nine billion, six hundred sixty-two million, nine hundred fifty-eight thousand, nine hundred eighty-five".