135555333215 has 8 divisors (see below), whose sum is σ = 168275586240. Its totient is φ = 104704808992.

The previous prime is 135555333203. The next prime is 135555333223. The reversal of 135555333215 is 512333555531.

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 135555333215 - 2¹⁰ = 135555332191 is a prime.

It is a congruent number.

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, 467432039 + ... + 467432328.

It is an arithmetic number, because the mean of its divisors is an integer number (21034448280).

Almost surely, 2^135555333215 is an apocalyptic number.

135555333215 is a deficient number, since it is larger than the sum of its proper divisors (32720253025).

135555333215 is an equidigital number, since it uses as much as digits as its factorization.

135555333215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934864401.

The product of its digits is 506250, while the sum is 41.

Adding to 135555333215 its reverse (512333555531), we get a palindrome (647888888746).

The spelling of 135555333215 in words is "one hundred thirty-five billion, five hundred fifty-five million, three hundred thirty-three thousand, two hundred fifteen".