135817044186 has 16 divisors (see below), whose sum is σ = 272035328544. Its totient is φ = 45205474704.

The previous prime is 135817044169. The next prime is 135817044193. The reversal of 135817044186 is 681440718531.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16713940 + ... + 16722063.

It is an arithmetic number, because the mean of its divisors is an integer number (17002208034).

Almost surely, 2^135817044186 is an apocalyptic number.

135817044186 is an abundant number, since it is smaller than the sum of its proper divisors (136218284358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135817044186 is a wasteful number, since it uses less digits than its factorization.

135817044186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33436685.

The product of its (nonzero) digits is 645120, while the sum is 48.

The spelling of 135817044186 in words is "one hundred thirty-five billion, eight hundred seventeen million, forty-four thousand, one hundred eighty-six".