499840004160 has 336 divisors, whose sum is σ = 2068261852800. Its totient is φ = 108235948032.

The previous prime is 499840004113. The next prime is 499840004171. The reversal of 499840004160 is 61400048994.

It is a tau number, because it is divible by the number of its divisors (336).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 269425 + ... + 1035504.

Almost surely, 2^499840004160 is an apocalyptic number.

499840004160 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 499840004160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1034130926400).

499840004160 is an abundant number, since it is smaller than the sum of its proper divisors (1568421848640).

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

499840004160 is a wasteful number, since it uses less digits than its factorization.

499840004160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304978 (or 1304965 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 499840004160 in words is "four hundred ninety-nine billion, eight hundred forty million, four thousand, one hundred sixty".