130508365430818 has 8 divisors (see below), whose sum is σ = 196430679710748. Its totient is φ = 65031472193904.

The previous prime is 130508365430777. The next prime is 130508365430843. The reversal of 130508365430818 is 818034563805031.

It can be written as a sum of positive squares in 2 ways, for example, as 126572692705209 + 3935672725609 = 11250453^2 + 1983853^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111355260021 + ... + 111355261192.

Almost surely, 2^{130508365430818} is an apocalyptic number.

130508365430818 is a deficient number, since it is larger than the sum of its proper divisors (65922314279930).

130508365430818 is a wasteful number, since it uses less digits than its factorization.

130508365430818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222710521508.

The product of its (nonzero) digits is 8294400, while the sum is 55.

The spelling of 130508365430818 in words is "one hundred thirty trillion, five hundred eight billion, three hundred sixty-five million, four hundred thirty thousand, eight hundred eighteen".