518414768 has 20 divisors (see below), whose sum is σ = 1004805480. Its totient is φ = 259110144.

The previous prime is 518414761. The next prime is 518414773. The reversal of 518414768 is 867414815.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (518414761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59048 + ... + 67256.

It is an arithmetic number, because the mean of its divisors is an integer number (50240274).

Almost surely, 2^518414768 is an apocalyptic number.

It is an amenable number.

518414768 is a deficient number, since it is larger than the sum of its proper divisors (486390712).

518414768 is a wasteful number, since it uses less digits than its factorization.

518414768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12164 (or 12158 counting only the distinct ones).

The product of its digits is 215040, while the sum is 44.

The square root of 518414768 is about 22768.7234600449. The cubic root of 518414768 is about 803.3271682560.

The spelling of 518414768 in words is "five hundred eighteen million, four hundred fourteen thousand, seven hundred sixty-eight".