131200136541516 has 96 divisors (see below), whose sum is σ = 353975631109632. Its totient is φ = 37047210439680.

The previous prime is 131200136541437. The next prime is 131200136541517. The reversal of 131200136541516 is 615145631002131.

It is not an unprimeable number, because it can be changed into a prime (131200136541517) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13552461 + ... + 21120356.

It is an arithmetic number, because the mean of its divisors is an integer number (3687246157392).

Almost surely, 2^{131200136541516} is an apocalyptic number.

It is an amenable number.

131200136541516 is an abundant number, since it is smaller than the sum of its proper divisors (222775494568116).

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

131200136541516 is a wasteful number, since it uses less digits than its factorization.

131200136541516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34673359 (or 34673357 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

Adding to 131200136541516 its reverse (615145631002131), we get a palindrome (746345767543647).

The spelling of 131200136541516 in words is "one hundred thirty-one trillion, two hundred billion, one hundred thirty-six million, five hundred forty-one thousand, five hundred sixteen".