131362336322561 has 8 divisors (see below), whose sum is σ = 132330769888800. Its totient is φ = 130394236767840.

The previous prime is 131362336322557. The next prime is 131362336322563. The reversal of 131362336322561 is 165223633263131.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131362336322561 - 2² = 131362336322557 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131362336322563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82713380 + ... + 84286581.

It is an arithmetic number, because the mean of its divisors is an integer number (16541346236100).

Almost surely, 2^{131362336322561} is an apocalyptic number.

It is an amenable number.

131362336322561 is a deficient number, since it is larger than the sum of its proper divisors (968433566239).

131362336322561 is a wasteful number, since it uses less digits than its factorization.

131362336322561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167005759.

The product of its digits is 2099520, while the sum is 47.

Adding to 131362336322561 its reverse (165223633263131), we get a palindrome (296585969585692).

The spelling of 131362336322561 in words is "one hundred thirty-one trillion, three hundred sixty-two billion, three hundred thirty-six million, three hundred twenty-two thousand, five hundred sixty-one".