13018431243129 has 8 divisors (see below), whose sum is σ = 18693132041472. Its totient is φ = 8011342303440.

The previous prime is 13018431243067. The next prime is 13018431243149. The reversal of 13018431243129 is 92134213481031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13018431243129 - 2³⁶ = 12949711766393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13018431243149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166902964617 + ... + 166902964694.

It is an arithmetic number, because the mean of its divisors is an integer number (2336641505184).

Almost surely, 2^{13018431243129} is an apocalyptic number.

It is an amenable number.

13018431243129 is a deficient number, since it is larger than the sum of its proper divisors (5674700798343).

13018431243129 is a wasteful number, since it uses less digits than its factorization.

13018431243129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333805929327.

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 13018431243129 in words is "thirteen trillion, eighteen billion, four hundred thirty-one million, two hundred forty-three thousand, one hundred twenty-nine".