135554222205 has 48 divisors (see below), whose sum is σ = 247048154496. Its totient is φ = 68624350080.

The previous prime is 135554222191. The next prime is 135554222213. The reversal of 135554222205 is 502222455531.

135554222205 is a `hidden beast` number, since 1 + 3 + 5 + 5 + 5 + 422 + 220 + 5 = 666.

It is not a de Polignac number, because 135554222205 - 2¹¹ = 135554220157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135554222205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 364302 + ... + 635471.

It is an arithmetic number, because the mean of its divisors is an integer number (5146836552).

Almost surely, 2^135554222205 is an apocalyptic number.

135554222205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

135554222205 is a deficient number, since it is larger than the sum of its proper divisors (111493932291).

135554222205 is a wasteful number, since it uses less digits than its factorization.

135554222205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999938 (or 999935 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

Adding to 135554222205 its reverse (502222455531), we get a palindrome (637776677736).

The spelling of 135554222205 in words is "one hundred thirty-five billion, five hundred fifty-four million, two hundred twenty-two thousand, two hundred five".