135064525155 has 16 divisors (see below), whose sum is σ = 246975131904. Its totient is φ = 61743782880.

The previous prime is 135064525153. The next prime is 135064525171. The reversal of 135064525155 is 551525460531.

It is a happy number.

It is not a de Polignac number, because 135064525155 - 2¹ = 135064525153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135064525153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 643164301 + ... + 643164510.

It is an arithmetic number, because the mean of its divisors is an integer number (15435945744).

Almost surely, 2^135064525155 is an apocalyptic number.

135064525155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135064525155 is a deficient number, since it is larger than the sum of its proper divisors (111910606749).

135064525155 is a wasteful number, since it uses less digits than its factorization.

135064525155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1286328826.

The product of its (nonzero) digits is 450000, while the sum is 42.

Adding to 135064525155 its reverse (551525460531), we get a palindrome (686589985686).

The spelling of 135064525155 in words is "one hundred thirty-five billion, sixty-four million, five hundred twenty-five thousand, one hundred fifty-five".