502680816 has 200 divisors, whose sum is σ = 1631775024. Its totient is φ = 148055040.

The previous prime is 502680799. The next prime is 502680821. The reversal of 502680816 is 618086205.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 39 ways as a sum of consecutive naturals, for example, 526996 + ... + 527948.

Almost surely, 2^502680816 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 502680816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (815887512).

502680816 is an abundant number, since it is smaller than the sum of its proper divisors (1129094208).

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

502680816 is a wasteful number, since it uses less digits than its factorization.

502680816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021 (or 1006 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 502680816 is about 22420.5445072148. The cubic root of 502680816 is about 795.1165083786.

The spelling of 502680816 in words is "five hundred two million, six hundred eighty thousand, eight hundred sixteen".