131330533303545 has 16 divisors (see below), whose sum is σ = 210184723850112. Its totient is φ = 70024327573760.

The previous prime is 131330533303513. The next prime is 131330533303561. The reversal of 131330533303545 is 545303335033131.

It is not a de Polignac number, because 131330533303545 - 2⁵ = 131330533303513 is a prime.

It is a super-2 number, since 2×131330533303545² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 131330533303497 and 131330533303506.

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, 1163911797 + ... + 1164024626.

It is an arithmetic number, because the mean of its divisors is an integer number (13136545240632).

Almost surely, 2^{131330533303545} is an apocalyptic number.

131330533303545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

131330533303545 is a deficient number, since it is larger than the sum of its proper divisors (78854190546567).

131330533303545 is a wasteful number, since it uses less digits than its factorization.

131330533303545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2327940192.

The product of its (nonzero) digits is 1093500, while the sum is 42.

Adding to 131330533303545 its reverse (545303335033131), we get a palindrome (676633868336676).

The spelling of 131330533303545 in words is "one hundred thirty-one trillion, three hundred thirty billion, five hundred thirty-three million, three hundred three thousand, five hundred forty-five".