131535345515500 has 48 divisors (see below), whose sum is σ = 297179166866400. Its totient is φ = 50799857572800.

The previous prime is 131535345515449. The next prime is 131535345515503. The reversal of 131535345515500 is 5515543535131.

It is not an unprimeable number, because it can be changed into a prime (131535345515503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4535687070 + ... + 4535716069.

It is an arithmetic number, because the mean of its divisors is an integer number (6191232643050).

Almost surely, 2^{131535345515500} is an apocalyptic number.

131535345515500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

131535345515500 is an abundant number, since it is smaller than the sum of its proper divisors (165643821350900).

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

131535345515500 is a wasteful number, since it uses less digits than its factorization.

131535345515500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9071403187 (or 9071403175 counting only the distinct ones).

The product of its (nonzero) digits is 1687500, while the sum is 46.

The spelling of 131535345515500 in words is "one hundred thirty-one trillion, five hundred thirty-five billion, three hundred forty-five million, five hundred fifteen thousand, five hundred".