501647016 has 128 divisors (see below), whose sum is σ = 1439424000. Its totient is φ = 144322560.

The previous prime is 501646979. The next prime is 501647039. The reversal of 501647016 is 610746105.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1437210 + ... + 1437558.

It is an arithmetic number, because the mean of its divisors is an integer number (11245500).

Almost surely, 2^501647016 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 501647016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (719712000).

501647016 is an abundant number, since it is smaller than the sum of its proper divisors (937776984).

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

501647016 is a wasteful number, since it uses less digits than its factorization.

501647016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659 (or 655 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 501647016 is about 22397.4778937272. The cubic root of 501647016 is about 794.5710624680.

The spelling of 501647016 in words is "five hundred one million, six hundred forty-seven thousand, sixteen".