518380970107 has 64 divisors (see below), whose sum is σ = 737496023040. Its totient is φ = 350895888000.

The previous prime is 518380970089. The next prime is 518380970117. The reversal of 518380970107 is 701079083815.

It is a de Polignac number, because none of the positive numbers 2^k-518380970107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (518380970117) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2781618 + ... + 2962120.

It is an arithmetic number, because the mean of its divisors is an integer number (11523375360).

Almost surely, 2^518380970107 is an apocalyptic number.

518380970107 is a deficient number, since it is larger than the sum of its proper divisors (219115052933).

518380970107 is a wasteful number, since it uses less digits than its factorization.

518380970107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180704.

The product of its (nonzero) digits is 423360, while the sum is 49.

The spelling of 518380970107 in words is "five hundred eighteen billion, three hundred eighty million, nine hundred seventy thousand, one hundred seven".