135524808425530 has 64 divisors (see below), whose sum is σ = 251621567074080. Its totient is φ = 52522581196800.

The previous prime is 135524808425519. The next prime is 135524808425551. The reversal of 135524808425530 is 35524808425531.

It can be written as a sum of positive squares in 16 ways, for example, as 9076560129289 + 126448248296241 = 3012733^2 + 11244921^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119226906 + ... + 120358234.

Almost surely, 2^{135524808425530} is an apocalyptic number.

135524808425530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135524808425530 is a deficient number, since it is larger than the sum of its proper divisors (116096758648550).

135524808425530 is a wasteful number, since it uses less digits than its factorization.

135524808425530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1133395.

The product of its (nonzero) digits is 23040000, while the sum is 55.

Subtracting from 135524808425530 its reverse (35524808425531), we obtain a palindrome (99999999999999).

The spelling of 135524808425530 in words is "one hundred thirty-five trillion, five hundred twenty-four billion, eight hundred eight million, four hundred twenty-five thousand, five hundred thirty".