135265613533145 has 16 divisors (see below), whose sum is σ = 164268709410960. Its totient is φ = 106914377856000.

The previous prime is 135265613533117. The next prime is 135265613533153. The reversal of 135265613533145 is 541335316562531.

It can be written as a sum of positive squares in 8 ways, for example, as 56484438765769 + 78781174767376 = 7515613^2 + 8875876^2 .

It is not a de Polignac number, because 135265613533145 - 2⁶ = 135265613533081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116241836 + ... + 117399725.

It is an arithmetic number, because the mean of its divisors is an integer number (10266794338185).

Almost surely, 2^{135265613533145} is an apocalyptic number.

It is an amenable number.

135265613533145 is a deficient number, since it is larger than the sum of its proper divisors (29003095877815).

135265613533145 is a wasteful number, since it uses less digits than its factorization.

135265613533145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233642956.

The product of its digits is 14580000, while the sum is 53.

The spelling of 135265613533145 in words is "one hundred thirty-five trillion, two hundred sixty-five billion, six hundred thirteen million, five hundred thirty-three thousand, one hundred forty-five".