135298111448447 has 8 divisors (see below), whose sum is σ = 138598440368640. Its totient is φ = 131997800384640.

The previous prime is 135298111448327. The next prime is 135298111448473. The reversal of 135298111448447 is 744844111892531.

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

It is a cyclic number.

It is not a de Polignac number, because 135298111448447 - 2²⁶ = 135298044339583 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 135298111448447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135298111048447) 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, 11568578 + ... + 20110400.

It is an arithmetic number, because the mean of its divisors is an integer number (17324805046080).

Almost surely, 2^{135298111448447} is an apocalyptic number.

135298111448447 is a deficient number, since it is larger than the sum of its proper divisors (3300328920193).

135298111448447 is an equidigital number, since it uses as much as digits as its factorization.

135298111448447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8928193.

The product of its digits is 30965760, while the sum is 62.

The spelling of 135298111448447 in words is "one hundred thirty-five trillion, two hundred ninety-eight billion, one hundred eleven million, four hundred forty-eight thousand, four hundred forty-seven".