516442650 has 48 divisors (see below), whose sum is σ = 1289316288. Its totient is φ = 136806000.

The previous prime is 516442649. The next prime is 516442697. The reversal of 516442650 is 56244615.

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 23 ways as a sum of consecutive naturals, for example, 3420075 + ... + 3420225.

It is an arithmetic number, because the mean of its divisors is an integer number (26860756).

Almost surely, 2^516442650 is an apocalyptic number.

516442650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 516442650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (644658144).

516442650 is an abundant number, since it is smaller than the sum of its proper divisors (772873638).

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

516442650 is an frugal number, since it uses more digits than its factorization.

516442650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 516442650 is about 22725.3745843715. The cubic root of 516442650 is about 802.3072197329.

The spelling of 516442650 in words is "five hundred sixteen million, four hundred forty-two thousand, six hundred fifty".