131115320400524 has 12 divisors (see below), whose sum is σ = 232216290348504. Its totient is φ = 64767808872384.

The previous prime is 131115320400437. The next prime is 131115320400557. The reversal of 131115320400524 is 425004023511131.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197462831597 + ... + 197462832260.

It is an arithmetic number, because the mean of its divisors is an integer number (19351357529042).

Almost surely, 2^{131115320400524} is an apocalyptic number.

It is an amenable number.

131115320400524 is a deficient number, since it is larger than the sum of its proper divisors (101100969947980).

131115320400524 is a wasteful number, since it uses less digits than its factorization.

131115320400524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394925663944 (or 394925663942 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 131115320400524 its reverse (425004023511131), we get a palindrome (556119343911655).

The spelling of 131115320400524 in words is "one hundred thirty-one trillion, one hundred fifteen billion, three hundred twenty million, four hundred thousand, five hundred twenty-four".