135510355342440 has 512 divisors, whose sum is σ = 502710669619200. Its totient is φ = 32243650560000.

The previous prime is 135510355342403. The next prime is 135510355342441. The reversal of 135510355342440 is 44243553015531.

135510355342440 is a `hidden beast` number, since 1 + 3 + 5 + 5 + 10 + 3 + 553 + 42 + 4 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (135510355342441) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 383269740 + ... + 383623140.

It is an arithmetic number, because the mean of its divisors is an integer number (981856776600).

Almost surely, 2^{135510355342440} is an apocalyptic number.

135510355342440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135510355342440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251355334809600).

135510355342440 is an abundant number, since it is smaller than the sum of its proper divisors (367200314276760).

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

135510355342440 is a wasteful number, since it uses less digits than its factorization.

135510355342440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354346 (or 354336 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 45.

The spelling of 135510355342440 in words is "one hundred thirty-five trillion, five hundred ten billion, three hundred fifty-five million, three hundred forty-two thousand, four hundred forty".