130532432544 has 36 divisors (see below), whose sum is σ = 371201605866. Its totient is φ = 43510810752.

The previous prime is 130532432539. The next prime is 130532432609. The reversal of 130532432544 is 445234235031.

130532432544 is a `hidden beast` number, since 1 + 3 + 0 + 5 + 324 + 325 + 4 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 94379212944 + 36153219600 = 307212^2 + 190140^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 130532432499 and 130532432508.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226618519 + ... + 226619094.

Almost surely, 2^130532432544 is an apocalyptic number.

It is an amenable number.

130532432544 is an abundant number, since it is smaller than the sum of its proper divisors (240669173322).

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

130532432544 is a wasteful number, since it uses less digits than its factorization.

130532432544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453237629 (or 453237618 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

Adding to 130532432544 its reverse (445234235031), we get a palindrome (575766667575).

The spelling of 130532432544 in words is "one hundred thirty billion, five hundred thirty-two million, four hundred thirty-two thousand, five hundred forty-four".