130530243500 has 96 divisors (see below), whose sum is σ = 289245902400. Its totient is φ = 51454348800.

The previous prime is 130530243479. The next prime is 130530243521. The reversal of 130530243500 is 5342035031.

It is an interprime number because it is at equal distance from previous prime (130530243479) and next prime (130530243521).

It is a self number, because there is not a number n which added to its sum of digits gives 130530243500.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9514646 + ... + 9528354.

It is an arithmetic number, because the mean of its divisors is an integer number (3012978150).

Almost surely, 2^130530243500 is an apocalyptic number.

130530243500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130530243500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144622951200).

130530243500 is an abundant number, since it is smaller than the sum of its proper divisors (158715658900).

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

130530243500 is a wasteful number, since it uses less digits than its factorization.

130530243500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14004 (or 13992 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 26.

Adding to 130530243500 its reverse (5342035031), we get a palindrome (135872278531).

The spelling of 130530243500 in words is "one hundred thirty billion, five hundred thirty million, two hundred forty-three thousand, five hundred".