131368998972289 has 32 divisors (see below), whose sum is σ = 144094693526784. Its totient is φ = 119032679055360.

The previous prime is 131368998972257. The next prime is 131368998972317. The reversal of 131368998972289 is 982279899863131.

It is a cyclic number.

It is not a de Polignac number, because 131368998972289 - 2⁵ = 131368998972257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131368998972209) 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, 4101804294 + ... + 4101836320.

It is an arithmetic number, because the mean of its divisors is an integer number (4502959172712).

Almost surely, 2^{131368998972289} is an apocalyptic number.

It is an amenable number.

131368998972289 is a deficient number, since it is larger than the sum of its proper divisors (12725694554495).

131368998972289 is a wasteful number, since it uses less digits than its factorization.

131368998972289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51417.

The product of its digits is 5079158784, while the sum is 85.

The spelling of 131368998972289 in words is "one hundred thirty-one trillion, three hundred sixty-eight billion, nine hundred ninety-eight million, nine hundred seventy-two thousand, two hundred eighty-nine".