135053442030 has 128 divisors (see below), whose sum is σ = 356773165056. Its totient is φ = 32510592000.

The previous prime is 135053442019. The next prime is 135053442061. The reversal of 135053442030 is 30244350531.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 33010285 + ... + 33014375.

It is an arithmetic number, because the mean of its divisors is an integer number (2787290352).

Almost surely, 2^135053442030 is an apocalyptic number.

135053442030 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 135053442030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178386582528).

135053442030 is an abundant number, since it is smaller than the sum of its proper divisors (221719723026).

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

135053442030 is a wasteful number, since it uses less digits than its factorization.

135053442030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5962.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 135053442030 its reverse (30244350531), we get a palindrome (165297792561).

The spelling of 135053442030 in words is "one hundred thirty-five billion, fifty-three million, four hundred forty-two thousand, thirty".