131724482575665 has 64 divisors (see below), whose sum is σ = 242644382129664. Its totient is φ = 59772784508928.

The previous prime is 131724482575661. The next prime is 131724482575681. The reversal of 131724482575665 is 566575284427131.

It is not a de Polignac number, because 131724482575665 - 2² = 131724482575661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131724482575596 and 131724482575605.

It is not an unprimeable number, because it can be changed into a prime (131724482575661) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 190933017 + ... + 191621673.

It is an arithmetic number, because the mean of its divisors is an integer number (3791318470776).

Almost surely, 2^{131724482575665} is an apocalyptic number.

131724482575665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

131724482575665 is a deficient number, since it is larger than the sum of its proper divisors (110919899553999).

131724482575665 is a wasteful number, since it uses less digits than its factorization.

131724482575665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702106.

The product of its digits is 338688000, while the sum is 66.

The spelling of 131724482575665 in words is "one hundred thirty-one trillion, seven hundred twenty-four billion, four hundred eighty-two million, five hundred seventy-five thousand, six hundred sixty-five".