130545203520 has 56 divisors (see below), whose sum is σ = 414481024224. Its totient is φ = 34812054016.

The previous prime is 130545203513. The next prime is 130545203521. The reversal of 130545203520 is 25302545031.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130545203521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67991334 + ... + 67993253.

Almost surely, 2^130545203520 is an apocalyptic number.

130545203520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130545203520 is an abundant number, since it is smaller than the sum of its proper divisors (283935820704).

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

130545203520 is a wasteful number, since it uses less digits than its factorization.

130545203520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135984607 (or 135984597 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 130545203520 its reverse (25302545031), we get a palindrome (155847748551).

The spelling of 130545203520 in words is "one hundred thirty billion, five hundred forty-five million, two hundred three thousand, five hundred twenty".