131543814565368 has 96 divisors (see below), whose sum is σ = 359728781973600. Its totient is φ = 43421577548544.

The previous prime is 131543814565363. The next prime is 131543814565409. The reversal of 131543814565368 is 863565418345131.

131543814565368 is a `hidden beast` number, since 1 + 3 + 1 + 5 + 4 + 3 + 8 + 1 + 4 + 565 + 3 + 68 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131543814565363) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 952063746 + ... + 952201902.

It is an arithmetic number, because the mean of its divisors is an integer number (3747174812225).

Almost surely, 2^{131543814565368} is an apocalyptic number.

131543814565368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

131543814565368 is an abundant number, since it is smaller than the sum of its proper divisors (228184967408232).

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

131543814565368 is a wasteful number, since it uses less digits than its factorization.

131543814565368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266661 (or 266654 counting only the distinct ones).

The product of its digits is 124416000, while the sum is 63.

The spelling of 131543814565368 in words is "one hundred thirty-one trillion, five hundred forty-three billion, eight hundred fourteen million, five hundred sixty-five thousand, three hundred sixty-eight".