135260632505 has 4 divisors (see below), whose sum is σ = 162312759012. Its totient is φ = 108208506000.

The previous prime is 135260632499. The next prime is 135260632511. The reversal of 135260632505 is 505236062531.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (135260632499) and next prime (135260632511).

It can be written as a sum of positive squares in 2 ways, for example, as 20298270784 + 114962361721 = 142472^2 + 339061^2 .

It is not a de Polignac number, because 135260632505 - 2¹⁰ = 135260631481 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13526063246 + ... + 13526063255.

It is an arithmetic number, because the mean of its divisors is an integer number (40578189753).

Almost surely, 2^135260632505 is an apocalyptic number.

It is an amenable number.

135260632505 is a deficient number, since it is larger than the sum of its proper divisors (27052126507).

135260632505 is an equidigital number, since it uses as much as digits as its factorization.

135260632505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27052126506.

The product of its (nonzero) digits is 162000, while the sum is 38.

The spelling of 135260632505 in words is "one hundred thirty-five billion, two hundred sixty million, six hundred thirty-two thousand, five hundred five".