131332521544530 has 32 divisors (see below), whose sum is σ = 315334560340800. Its totient is φ = 35006838119232.

The previous prime is 131332521544463. The next prime is 131332521544537. The reversal of 131332521544530 is 35445125233131.

It is not an unprimeable number, because it can be changed into a prime (131332521544537) 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, 947906200 + ... + 948044739.

It is an arithmetic number, because the mean of its divisors is an integer number (9854205010650).

Almost surely, 2^{131332521544530} is an apocalyptic number.

131332521544530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131332521544530 is an abundant number, since it is smaller than the sum of its proper divisors (184002038796270).

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

131332521544530 is a wasteful number, since it uses less digits than its factorization.

131332521544530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1895953258.

The product of its (nonzero) digits is 648000, while the sum is 42.

Adding to 131332521544530 its reverse (35445125233131), we get a palindrome (166777646777661).

The spelling of 131332521544530 in words is "one hundred thirty-one trillion, three hundred thirty-two billion, five hundred twenty-one million, five hundred forty-four thousand, five hundred thirty".