9916656933 has 4 divisors (see below), whose sum is σ = 13222209248. Its totient is φ = 6611104620.

The previous prime is 9916656917. The next prime is 9916656943. The reversal of 9916656933 is 3396566199.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 9916656933 - 2⁴ = 9916656917 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 (9916656913) 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, 1652776153 + ... + 1652776158.

It is an arithmetic number, because the mean of its divisors is an integer number (3305552312).

Almost surely, 2^9916656933 is an apocalyptic number.

It is an amenable number.

9916656933 is a deficient number, since it is larger than the sum of its proper divisors (3305552315).

9916656933 is a wasteful number, since it uses less digits than its factorization.

9916656933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3305552314.

The product of its digits is 7085880, while the sum is 57.

The square root of 9916656933 is about 99582.4127695247. The cubic root of 9916656933 is about 2148.4327451808.

The spelling of 9916656933 in words is "nine billion, nine hundred sixteen million, six hundred fifty-six thousand, nine hundred thirty-three".