130553121540 has 48 divisors (see below), whose sum is σ = 368902416960. Its totient is φ = 34494768000.

The previous prime is 130553121539. The next prime is 130553121547. The reversal of 130553121540 is 45121355031.

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

It is a junction number, because it is equal to n+sod(n) for n = 130553121498 and 130553121507.

It is not an unprimeable number, because it can be changed into a prime (130553121547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9974586 + ... + 9987665.

It is an arithmetic number, because the mean of its divisors is an integer number (7685467020).

Almost surely, 2^130553121540 is an apocalyptic number.

130553121540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

130553121540 is an abundant number, since it is smaller than the sum of its proper divisors (238349295420).

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

130553121540 is a wasteful number, since it uses less digits than its factorization.

130553121540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19962372 (or 19962370 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 130553121540 its reverse (45121355031), we get a palindrome (175674476571).

The spelling of 130553121540 in words is "one hundred thirty billion, five hundred fifty-three million, one hundred twenty-one thousand, five hundred forty".