130505108813506 has 16 divisors (see below), whose sum is σ = 223778270399040. Its totient is φ = 55916954240400.

The previous prime is 130505108813491. The next prime is 130505108813549. The reversal of 130505108813506 is 605318801505031.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1150497901 + ... + 1150611328.

It is an arithmetic number, because the mean of its divisors is an integer number (13986141899940).

Almost surely, 2^{130505108813506} is an apocalyptic number.

130505108813506 is a deficient number, since it is larger than the sum of its proper divisors (93273161585534).

130505108813506 is a wasteful number, since it uses less digits than its factorization.

130505108813506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2301113289.

The product of its (nonzero) digits is 432000, while the sum is 46.

The spelling of 130505108813506 in words is "one hundred thirty trillion, five hundred five billion, one hundred eight million, eight hundred thirteen thousand, five hundred six".