518464133390 has 32 divisors (see below), whose sum is σ = 1066581319680. Its totient is φ = 177754709664.

The previous prime is 518464133381. The next prime is 518464133423. The reversal of 518464133390 is 93331464815.

It is a super-2 number, since 2×518464133390² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4085921 + ... + 4210899.

It is an arithmetic number, because the mean of its divisors is an integer number (33330666240).

Almost surely, 2^518464133390 is an apocalyptic number.

518464133390 is an abundant number, since it is smaller than the sum of its proper divisors (548117186290).

518464133390 is a wasteful number, since it uses less digits than its factorization.

518464133390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184256.

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 518464133390 in words is "five hundred eighteen billion, four hundred sixty-four million, one hundred thirty-three thousand, three hundred ninety".