9499683816 has 192 divisors, whose sum is σ = 30515097600. Its totient is φ = 2612219904.

The previous prime is 9499683779. The next prime is 9499683829. The reversal of 9499683816 is 6183869949.

It is a happy number.

9499683816 is a `hidden beast` number, since 9 + 499 + 68 + 3 + 81 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5597080 + ... + 5598776.

It is an arithmetic number, because the mean of its divisors is an integer number (158932800).

Almost surely, 2^9499683816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9499683816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15257548800).

9499683816 is an abundant number, since it is smaller than the sum of its proper divisors (21015413784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9499683816 is a wasteful number, since it uses less digits than its factorization.

9499683816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2128 (or 2121 counting only the distinct ones).

The product of its digits is 20155392, while the sum is 63.

The square root of 9499683816 is about 97466.3214448971. The cubic root of 9499683816 is about 2117.8882953818. Note that the first 3 decimals are identical.

The spelling of 9499683816 in words is "nine billion, four hundred ninety-nine million, six hundred eighty-three thousand, eight hundred sixteen".