513007016 has 8 divisors (see below), whose sum is σ = 961888170. Its totient is φ = 256503504.

The previous prime is 513007009. The next prime is 513007031. The reversal of 513007016 is 610700315.

It can be written as a sum of positive squares in only one way, i.e., 286624900 + 226382116 = 16930^2 + 15046^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 513006982 and 513007000.

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 as a sum of consecutive naturals, namely, 32062931 + ... + 32062946.

Almost surely, 2^513007016 is an apocalyptic number.

It is an amenable number.

513007016 is a deficient number, since it is larger than the sum of its proper divisors (448881154).

513007016 is a wasteful number, since it uses less digits than its factorization.

513007016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64125883 (or 64125879 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 513007016 is about 22649.6581872663. The cubic root of 513007016 is about 800.5241440163.

The spelling of 513007016 in words is "five hundred thirteen million, seven thousand, sixteen".