518042704 has 10 divisors (see below), whose sum is σ = 1003707770. Its totient is φ = 259021344.

The previous prime is 518042699. The next prime is 518042711. The reversal of 518042704 is 407240815.

It can be written as a sum of positive squares in only one way, i.e., 393943104 + 124099600 = 19848^2 + 11140^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 16188819 + ... + 16188850.

It is an arithmetic number, because the mean of its divisors is an integer number (100370777).

Almost surely, 2^518042704 is an apocalyptic number.

It is an amenable number.

518042704 is a deficient number, since it is larger than the sum of its proper divisors (485665066).

518042704 is a wasteful number, since it uses less digits than its factorization.

518042704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32377677 (or 32377671 counting only the distinct ones).

The product of its (nonzero) digits is 8960, while the sum is 31.

The square root of 518042704 is about 22760.5514871674. The cubic root of 518042704 is about 803.1349408026.

The spelling of 518042704 in words is "five hundred eighteen million, forty-two thousand, seven hundred four".