135524808425550 has 96 divisors (see below), whose sum is σ = 345233721913344. Its totient is φ = 35158266000000.

The previous prime is 135524808425519. The next prime is 135524808425551. The reversal of 135524808425550 is 55524808425531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135524808425551) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 37980675 + ... + 41395425.

It is an arithmetic number, because the mean of its divisors is an integer number (3596184603264).

Almost surely, 2^{135524808425550} is an apocalyptic number.

135524808425550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 135524808425550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172616860956672).

135524808425550 is an abundant number, since it is smaller than the sum of its proper divisors (209708913487794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135524808425550 is a wasteful number, since it uses less digits than its factorization.

135524808425550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3421954 (or 3421949 counting only the distinct ones).

The product of its (nonzero) digits is 38400000, while the sum is 57.

The spelling of 135524808425550 in words is "one hundred thirty-five trillion, five hundred twenty-four billion, eight hundred eight million, four hundred twenty-five thousand, five hundred fifty".