130500513018 has 32 divisors (see below), whose sum is σ = 294916420800. Its totient is φ = 42762878928.

The previous prime is 130500512999. The next prime is 130500513019. The reversal of 130500513018 is 810315005031.

130500513018 is a `hidden beast` number, since 1 + 305 + 0 + 0 + 51 + 301 + 8 = 666.

It is a super-2 number, since 2×130500513018² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 130500512982 and 130500513000.

It is not an unprimeable number, because it can be changed into a prime (130500513019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20477121 + ... + 20483492.

It is an arithmetic number, because the mean of its divisors is an integer number (9216138150).

Almost surely, 2^130500513018 is an apocalyptic number.

130500513018 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

130500513018 is an abundant number, since it is smaller than the sum of its proper divisors (164415907782).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130500513018 is a wasteful number, since it uses less digits than its factorization.

130500513018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40960683 (or 40960677 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 130500513018 its reverse (810315005031), we get a palindrome (940815518049).

The spelling of 130500513018 in words is "one hundred thirty billion, five hundred million, five hundred thirteen thousand, eighteen".