135044322215 has 32 divisors (see below), whose sum is σ = 179201030400. Its totient is φ = 96877285120.

The previous prime is 135044322211. The next prime is 135044322221. The reversal of 135044322215 is 512223440531.

It is not a de Polignac number, because 135044322215 - 2² = 135044322211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135044322211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2018084 + ... + 2083926.

It is an arithmetic number, because the mean of its divisors is an integer number (5600032200).

Almost surely, 2^135044322215 is an apocalyptic number.

135044322215 is a deficient number, since it is larger than the sum of its proper divisors (44156708185).

135044322215 is a wasteful number, since it uses less digits than its factorization.

135044322215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66367.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 135044322215 its reverse (512223440531), we get a palindrome (647267762746).

The spelling of 135044322215 in words is "one hundred thirty-five billion, forty-four million, three hundred twenty-two thousand, two hundred fifteen".