135887571155 has 16 divisors (see below), whose sum is σ = 186531594240. Its totient is φ = 93094300512.

The previous prime is 135887571143. The next prime is 135887571181. The reversal of 135887571155 is 551175788531.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 135887571155 - 2⁶ = 135887571091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135887571155.

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, 1747835 + ... + 1823924.

It is an arithmetic number, because the mean of its divisors is an integer number (11658224640).

Almost surely, 2^135887571155 is an apocalyptic number.

135887571155 is a deficient number, since it is larger than the sum of its proper divisors (50644023085).

135887571155 is a wasteful number, since it uses less digits than its factorization.

135887571155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3572858.

The product of its digits is 5880000, while the sum is 56.

The spelling of 135887571155 in words is "one hundred thirty-five billion, eight hundred eighty-seven million, five hundred seventy-one thousand, one hundred fifty-five".