135260646511 has 8 divisors (see below), whose sum is σ = 135550722944. Its totient is φ = 134970792480.

The previous prime is 135260646503. The next prime is 135260646517. The reversal of 135260646511 is 115646062531.

It is a happy number.

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 135260646511 - 2³ = 135260646503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135260646517) 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, 1191901 + ... + 1300441.

It is an arithmetic number, because the mean of its divisors is an integer number (16943840368).

Almost surely, 2^135260646511 is an apocalyptic number.

135260646511 is a deficient number, since it is larger than the sum of its proper divisors (290076433).

135260646511 is a wasteful number, since it uses less digits than its factorization.

135260646511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111201.

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 135260646511 in words is "one hundred thirty-five billion, two hundred sixty million, six hundred forty-six thousand, five hundred eleven".