499890713856 has 144 divisors (see below), whose sum is σ = 1341153168768. Its totient is φ = 165292441600.

The previous prime is 499890713827. The next prime is 499890713857. The reversal of 499890713856 is 658317098994.

It is a super-2 number, since 2×499890713856² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499890713857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66817636 + ... + 66825116.

It is an arithmetic number, because the mean of its divisors is an integer number (9313563672).

Almost surely, 2^499890713856 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 499890713856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (670576584384).

499890713856 is an abundant number, since it is smaller than the sum of its proper divisors (841262454912).

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

499890713856 is a wasteful number, since it uses less digits than its factorization.

499890713856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8188 (or 8174 counting only the distinct ones).

The product of its (nonzero) digits is 117573120, while the sum is 69.

The spelling of 499890713856 in words is "four hundred ninety-nine billion, eight hundred ninety million, seven hundred thirteen thousand, eight hundred fifty-six".