9650916687 has 4 divisors (see below), whose sum is σ = 12867888920. Its totient is φ = 6433944456.

The previous prime is 9650916661. The next prime is 9650916713. The reversal of 9650916687 is 7866190569.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (9650916661) and next prime (9650916713).

It is not a de Polignac number, because 9650916687 - 2¹⁰ = 9650915663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9650916607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1608486112 + ... + 1608486117.

It is an arithmetic number, because the mean of its divisors is an integer number (3216972230).

Almost surely, 2^9650916687 is an apocalyptic number.

9650916687 is a deficient number, since it is larger than the sum of its proper divisors (3216972233).

9650916687 is a wasteful number, since it uses less digits than its factorization.

9650916687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3216972232.

The product of its (nonzero) digits is 4898880, while the sum is 57.

The square root of 9650916687 is about 98239.0792251230. The cubic root of 9650916687 is about 2129.0679492383.

The spelling of 9650916687 in words is "nine billion, six hundred fifty million, nine hundred sixteen thousand, six hundred eighty-seven".