518663342 has 16 divisors (see below), whose sum is σ = 791331120. Its totient is φ = 254920512.

The previous prime is 518663339. The next prime is 518663351. The reversal of 518663342 is 243366815.

It is a junction number, because it is equal to n+sod(n) for n = 518663296 and 518663305.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 22373 + ... + 39215.

It is an arithmetic number, because the mean of its divisors is an integer number (49458195).

Almost surely, 2^518663342 is an apocalyptic number.

518663342 is a deficient number, since it is larger than the sum of its proper divisors (272667778).

518663342 is a wasteful number, since it uses less digits than its factorization.

518663342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17107.

The product of its digits is 103680, while the sum is 38.

The square root of 518663342 is about 22774.1814781564. The cubic root of 518663342 is about 803.4555431613.

The spelling of 518663342 in words is "five hundred eighteen million, six hundred sixty-three thousand, three hundred forty-two".