9916776199 has 8 divisors (see below), whose sum is σ = 10837730448. Its totient is φ = 8999060160.

The previous prime is 9916776187. The next prime is 9916776211.

It is a happy number.

9916776199 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (9916776187) and next prime (9916776211).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9916776199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9916776199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9916776119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 803142 + ... + 815395.

It is an arithmetic number, because the mean of its divisors is an integer number (1354716306).

Almost surely, 2^9916776199 is an apocalyptic number.

9916776199 is a deficient number, since it is larger than the sum of its proper divisors (920954249).

9916776199 is a wasteful number, since it uses less digits than its factorization.

9916776199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1619105.

The product of its digits is 11573604, while the sum is 64.

The square root of 9916776199 is about 99583.0115983645. The cubic root of 9916776199 is about 2148.4413580952.

The spelling of 9916776199 in words is "nine billion, nine hundred sixteen million, seven hundred seventy-six thousand, one hundred ninety-nine".