516643848 has 144 divisors (see below), whose sum is σ = 1698727680. Its totient is φ = 141172416.

The previous prime is 516643847. The next prime is 516643867. The reversal of 516643848 is 848346615.

516643848 is a `hidden beast` number, since 516 + 64 + 38 + 48 = 666.

It is not an unprimeable number, because it can be changed into a prime (516643847) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 77961 + ... + 84327.

It is an arithmetic number, because the mean of its divisors is an integer number (11796720).

Almost surely, 2^516643848 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 516643848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (849363840).

516643848 is an abundant number, since it is smaller than the sum of its proper divisors (1182083832).

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

516643848 is a wasteful number, since it uses less digits than its factorization.

516643848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6416 (or 6402 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 516643848 is about 22729.8008790222. The cubic root of 516643848 is about 802.4113949980.

The spelling of 516643848 in words is "five hundred sixteen million, six hundred forty-three thousand, eight hundred forty-eight".