499641696 has 360 divisors, whose sum is σ = 1684987920. Its totient is φ = 144764928.

The previous prime is 499641683. The next prime is 499641733. The reversal of 499641696 is 696146994.

499641696 is a `hidden beast` number, since 499 + 64 + 1 + 6 + 96 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

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

Its product of digits (2519424) is a multiple of the sum of its prime factors (108).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 17229010 + ... + 17229038.

It is an arithmetic number, because the mean of its divisors is an integer number (4680522).

Almost surely, 2^499641696 is an apocalyptic number.

499641696 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499641696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (842493960).

499641696 is an abundant number, since it is smaller than the sum of its proper divisors (1185346224).

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

499641696 is a wasteful number, since it uses less digits than its factorization.

499641696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108 (or 74 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 54.

The square root of 499641696 is about 22352.6664181256. Note that the first 3 decimals coincide. The cubic root of 499641696 is about 793.5108899631.

The spelling of 499641696 in words is "four hundred ninety-nine million, six hundred forty-one thousand, six hundred ninety-six".