131143442411304 has 80 divisors (see below), whose sum is σ = 367397903231700. Its totient is φ = 43705574777088.

The previous prime is 131143442411173. The next prime is 131143442411321. The reversal of 131143442411304 is 403114244341131.

131143442411304 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 4 + 344 + 2 + 4 + 1 + 1 + 304 = 666.

131143442411304 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 127103752440900 + 4039689970404 = 11274030^2 + 2009898^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17432317 + ... + 23794380.

Almost surely, 2^{131143442411304} is an apocalyptic number.

It is an amenable number.

131143442411304 is an abundant number, since it is smaller than the sum of its proper divisors (236254460820396).

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

131143442411304 is a wasteful number, since it uses less digits than its factorization.

131143442411304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41231624 (or 41231611 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

Adding to 131143442411304 its reverse (403114244341131), we get a palindrome (534257686752435).

The spelling of 131143442411304 in words is "one hundred thirty-one trillion, one hundred forty-three billion, four hundred forty-two million, four hundred eleven thousand, three hundred four".