135267618705121 has 16 divisors (see below), whose sum is σ = 155607762355200. Its totient is φ = 115182795904848.

The previous prime is 135267618705077. The next prime is 135267618705151. The reversal of 135267618705121 is 121507816762531.

It is not a de Polignac number, because 135267618705121 - 2⁹ = 135267618704609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135267618705151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51694245 + ... + 54247858.

It is an arithmetic number, because the mean of its divisors is an integer number (9725485147200).

Almost surely, 2^{135267618705121} is an apocalyptic number.

It is an amenable number.

135267618705121 is a deficient number, since it is larger than the sum of its proper divisors (20340143650079).

135267618705121 is a wasteful number, since it uses less digits than its factorization.

135267618705121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105943308.

The product of its (nonzero) digits is 4233600, while the sum is 55.

The spelling of 135267618705121 in words is "one hundred thirty-five trillion, two hundred sixty-seven billion, six hundred eighteen million, seven hundred five thousand, one hundred twenty-one".