518894716 has 6 divisors (see below), whose sum is σ = 908065760. Its totient is φ = 259447356.

The previous prime is 518894713. The next prime is 518894737. The reversal of 518894716 is 617498815.

It is a self number, because there is not a number n which added to its sum of digits gives 518894716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (518894713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64861836 + ... + 64861843.

Almost surely, 2^518894716 is an apocalyptic number.

It is an amenable number.

518894716 is a deficient number, since it is larger than the sum of its proper divisors (389171044).

518894716 is a wasteful number, since it uses less digits than its factorization.

518894716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129723683 (or 129723681 counting only the distinct ones).

The product of its digits is 483840, while the sum is 49.

The square root of 518894716 is about 22779.2606552539. The cubic root of 518894716 is about 803.5749983529.

The spelling of 518894716 in words is "five hundred eighteen million, eight hundred ninety-four thousand, seven hundred sixteen".