130320133143444 has 36 divisors (see below), whose sum is σ = 332816422509844. Its totient is φ = 42992208870912.

The previous prime is 130320133143341. The next prime is 130320133143451. The reversal of 130320133143444 is 444341331023031.

130320133143444 is a `hidden beast` number, since 1 + 3 + 0 + 3 + 201 + 3 + 3 + 1 + 4 + 3 + 444 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 29369484487044 + 100950648656400 = 5419362^2 + 10047420^2 .

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

It is a super-2 number, since 2×130320133143444² (a number of 29 digits) contains 22 as substring.

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 = 130320133143399 and 130320133143408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18659809387 + ... + 18659816370.

Almost surely, 2^{130320133143444} is an apocalyptic number.

It is an amenable number.

130320133143444 is an abundant number, since it is smaller than the sum of its proper divisors (202496289366400).

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

130320133143444 is a wasteful number, since it uses less digits than its factorization.

130320133143444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37319625864 (or 37319625859 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

Adding to 130320133143444 its reverse (444341331023031), we get a palindrome (574661464166475).

The spelling of 130320133143444 in words is "one hundred thirty trillion, three hundred twenty billion, one hundred thirty-three million, one hundred forty-three thousand, four hundred forty-four".