131556332332 has 6 divisors (see below), whose sum is σ = 230223581588. Its totient is φ = 65778166164.

The previous prime is 131556332321. The next prime is 131556332333. The reversal of 131556332332 is 233233655131.

It is a super-5 number, since 5×131556332332⁵ (a number of 57 digits) contains 55555 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 131556332291 and 131556332300.

It is not an unprimeable number, because it can be changed into a prime (131556332333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16444541538 + ... + 16444541545.

Almost surely, 2^131556332332 is an apocalyptic number.

It is an amenable number.

131556332332 is a deficient number, since it is larger than the sum of its proper divisors (98667249256).

131556332332 is a wasteful number, since it uses less digits than its factorization.

131556332332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32889083087 (or 32889083085 counting only the distinct ones).

The product of its digits is 145800, while the sum is 37.

Adding to 131556332332 its reverse (233233655131), we get a palindrome (364789987463).

The spelling of 131556332332 in words is "one hundred thirty-one billion, five hundred fifty-six million, three hundred thirty-two thousand, three hundred thirty-two".