131425544115524 has 48 divisors (see below), whose sum is σ = 240386264702640. Its totient is φ = 62815695022080.

The previous prime is 131425544115511. The next prime is 131425544115629. The reversal of 131425544115524 is 425511445524131.

It can be written as a sum of positive squares in 8 ways, for example, as 1468052103424 + 129957492012100 = 1211632^2 + 11399890^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29707937 + ... + 33843944.

It is an arithmetic number, because the mean of its divisors is an integer number (5008047181305).

Almost surely, 2^{131425544115524} is an apocalyptic number.

It is an amenable number.

131425544115524 is a deficient number, since it is larger than the sum of its proper divisors (108960720587116).

131425544115524 is a wasteful number, since it uses less digits than its factorization.

131425544115524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63552168 (or 63552166 counting only the distinct ones).

The product of its digits is 1920000, while the sum is 47.

Adding to 131425544115524 its reverse (425511445524131), we get a palindrome (556936989639655).

The spelling of 131425544115524 in words is "one hundred thirty-one trillion, four hundred twenty-five billion, five hundred forty-four million, one hundred fifteen thousand, five hundred twenty-four".