518420457466 has 8 divisors (see below), whose sum is σ = 777644257824. Its totient is φ = 259205704860.

The previous prime is 518420457449. The next prime is 518420457469. The reversal of 518420457466 is 664754024815.

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

It is not an unprimeable number, because it can be changed into a prime (518420457469) 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, 2116830 + ... + 2349001.

It is an arithmetic number, because the mean of its divisors is an integer number (97205532228).

Almost surely, 2^518420457466 is an apocalyptic number.

518420457466 is a deficient number, since it is larger than the sum of its proper divisors (259223800358).

518420457466 is a wasteful number, since it uses less digits than its factorization.

518420457466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4523876.

The product of its (nonzero) digits is 6451200, while the sum is 52.

The spelling of 518420457466 in words is "five hundred eighteen billion, four hundred twenty million, four hundred fifty-seven thousand, four hundred sixty-six".