499168809328 has 120 divisors (see below), whose sum is σ = 1138443947424. Its totient is φ = 207578112000.

The previous prime is 499168809299. The next prime is 499168809341. The reversal of 499168809328 is 823908861994.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 178209528 + ... + 178212328.

Almost surely, 2^499168809328 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 499168809328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (569221973712).

499168809328 is an abundant number, since it is smaller than the sum of its proper divisors (639275138096).

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

499168809328 is a wasteful number, since it uses less digits than its factorization.

499168809328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3251 (or 3048 counting only the distinct ones).

The product of its (nonzero) digits is 53747712, while the sum is 67.

The spelling of 499168809328 in words is "four hundred ninety-nine billion, one hundred sixty-eight million, eight hundred nine thousand, three hundred twenty-eight".