499002051840 has 288 divisors, whose sum is σ = 1639957777920. Its totient is φ = 129238867968.

The previous prime is 499002051799. The next prime is 499002051887. The reversal of 499002051840 is 48150200994.

It is a junction number, because it is equal to n+sod(n) for n = 499002051792 and 499002051801.

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 31 ways as a sum of consecutive naturals, for example, 29548039 + ... + 29564921.

It is an arithmetic number, because the mean of its divisors is an integer number (5694297840).

Almost surely, 2^499002051840 is an apocalyptic number.

499002051840 is a gapful number since it is divisible by the number (40) 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 499002051840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (819978888960).

499002051840 is an abundant number, since it is smaller than the sum of its proper divisors (1140955726080).

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

499002051840 is a wasteful number, since it uses less digits than its factorization.

499002051840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17129 (or 17115 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The spelling of 499002051840 in words is "four hundred ninety-nine billion, two million, fifty-one thousand, eight hundred forty".