131544522463 has 16 divisors (see below), whose sum is σ = 136587154176. Its totient is φ = 126594377280.

The previous prime is 131544522457. The next prime is 131544522509. The reversal of 131544522463 is 364225445131.

It is a cyclic number.

It is not a de Polignac number, because 131544522463 - 2³³ = 122954587871 is a prime.

It is a super-3 number, since 3×131544522463³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131544522763) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5045820 + ... + 5071822.

It is an arithmetic number, because the mean of its divisors is an integer number (8536697136).

Almost surely, 2^131544522463 is an apocalyptic number.

131544522463 is a deficient number, since it is larger than the sum of its proper divisors (5042631713).

131544522463 is a wasteful number, since it uses less digits than its factorization.

131544522463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27774.

The product of its digits is 345600, while the sum is 40.

Adding to 131544522463 its reverse (364225445131), we get a palindrome (495769967594).

The spelling of 131544522463 in words is "one hundred thirty-one billion, five hundred forty-four million, five hundred twenty-two thousand, four hundred sixty-three".