518066499 has 8 divisors (see below), whose sum is σ = 691087120. Its totient is φ = 345211776.

The previous prime is 518066441. The next prime is 518066503. The reversal of 518066499 is 994660815.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 518066499 - 2⁷ = 518066371 is a prime.

It is a super-2 number, since 2×518066499² = 536785794772234002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (518066429) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 33994 + ... + 46815.

It is an arithmetic number, because the mean of its divisors is an integer number (86385890).

Almost surely, 2^518066499 is an apocalyptic number.

518066499 is a deficient number, since it is larger than the sum of its proper divisors (173020621).

518066499 is a wasteful number, since it uses less digits than its factorization.

518066499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82949.

The product of its (nonzero) digits is 466560, while the sum is 48.

The square root of 518066499 is about 22761.0742057575. The cubic root of 518066499 is about 803.1472372814.

The spelling of 518066499 in words is "five hundred eighteen million, sixty-six thousand, four hundred ninety-nine".